Home / 6,648.42-9,176.22-3,816.24

Finding the Fourth Proportional to 6,648.42, 9,176.22 and 3,816.24

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Solution

The fourth proportional to 6,648.42, 9,176.22 and 3,816.24 is: 5,267.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,648.42 : 9,176.22 = 3,816.24 : x
  2. Step 2: Convert to fraction form
    6,648.42/9,176.22 = 3,816.24/x
  3. Step 3: Cross multiply
    6,648.42x = 9,176.22 × 3,816.24
  4. Step 4: Simplify right side
    6,648.42x = 35,018,657.81
  5. Step 5: Solve for x
    x = 35,018,657.81/6,648.42
  6. Step 6: Final answer
    x = 5,267.22

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.