Home / 9,089.12-13,633.68-2,515.31

Finding the Fourth Proportional to 9,089.12, 13,633.68 and 2,515.31

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Solution

The fourth proportional to 9,089.12, 13,633.68 and 2,515.31 is: 3,772.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089.12 : 13,633.68 = 2,515.31 : x
  2. Step 2: Convert to fraction form
    9,089.12/13,633.68 = 2,515.31/x
  3. Step 3: Cross multiply
    9,089.12x = 13,633.68 × 2,515.31
  4. Step 4: Simplify right side
    9,089.12x = 34,292,931.64
  5. Step 5: Solve for x
    x = 34,292,931.64/9,089.12
  6. Step 6: Final answer
    x = 3,772.97

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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.