Home / 6,324.72-9,487.08-2,165.04

Finding the Fourth Proportional to 6,324.72, 9,487.08 and 2,165.04

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Solution

The fourth proportional to 6,324.72, 9,487.08 and 2,165.04 is: 3,247.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,324.72 : 9,487.08 = 2,165.04 : x
  2. Step 2: Convert to fraction form
    6,324.72/9,487.08 = 2,165.04/x
  3. Step 3: Cross multiply
    6,324.72x = 9,487.08 × 2,165.04
  4. Step 4: Simplify right side
    6,324.72x = 20,539,907.68
  5. Step 5: Solve for x
    x = 20,539,907.68/6,324.72
  6. Step 6: Final answer
    x = 3,247.56

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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.