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Finding the Fourth Proportional to 6,610.04, 9,915.08 and 2,226.32

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Solution

The fourth proportional to 6,610.04, 9,915.08 and 2,226.32 is: 3,339.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,610.04 : 9,915.08 = 2,226.32 : x
  2. Step 2: Convert to fraction form
    6,610.04/9,915.08 = 2,226.32/x
  3. Step 3: Cross multiply
    6,610.04x = 9,915.08 × 2,226.32
  4. Step 4: Simplify right side
    6,610.04x = 22,074,140.91
  5. Step 5: Solve for x
    x = 22,074,140.91/6,610.04
  6. Step 6: Final answer
    x = 3,339.49

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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.