Home / 9,376.12-14,064.18-6,445.54

Finding the Fourth Proportional to 9,376.12, 14,064.18 and 6,445.54

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Solution

The fourth proportional to 9,376.12, 14,064.18 and 6,445.54 is: 9,668.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,376.12 : 14,064.18 = 6,445.54 : x
  2. Step 2: Convert to fraction form
    9,376.12/14,064.18 = 6,445.54/x
  3. Step 3: Cross multiply
    9,376.12x = 14,064.18 × 6,445.54
  4. Step 4: Simplify right side
    9,376.12x = 90,651,234.76
  5. Step 5: Solve for x
    x = 90,651,234.76/9,376.12
  6. Step 6: Final answer
    x = 9,668.31

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.