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Finding the Fourth Proportional to 12,174.24, 16,800.48 and 6,585.24

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Solution

The fourth proportional to 12,174.24, 16,800.48 and 6,585.24 is: 9,087.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,174.24 : 16,800.48 = 6,585.24 : x
  2. Step 2: Convert to fraction form
    12,174.24/16,800.48 = 6,585.24/x
  3. Step 3: Cross multiply
    12,174.24x = 16,800.48 × 6,585.24
  4. Step 4: Simplify right side
    12,174.24x = 110,635,192.92
  5. Step 5: Solve for x
    x = 110,635,192.92/12,174.24
  6. Step 6: Final answer
    x = 9,087.65

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Half scale
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Double scale
Find fourth proportional to 12,175.24, 16,801.86 and 6,586.24
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.