Home / 8,697.22-13,046.31-3,502.18

Finding the Fourth Proportional to 8,697.22, 13,046.31 and 3,502.18

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Solution

The fourth proportional to 8,697.22, 13,046.31 and 3,502.18 is: 5,253.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,697.22 : 13,046.31 = 3,502.18 : x
  2. Step 2: Convert to fraction form
    8,697.22/13,046.31 = 3,502.18/x
  3. Step 3: Cross multiply
    8,697.22x = 13,046.31 × 3,502.18
  4. Step 4: Simplify right side
    8,697.22x = 45,690,525.96
  5. Step 5: Solve for x
    x = 45,690,525.96/8,697.22
  6. Step 6: Final answer
    x = 5,253.46

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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.