Home / 9,001.28-13,489.23-4,252.38

Finding the Fourth Proportional to 9,001.28, 13,489.23 and 4,252.38

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Solution

The fourth proportional to 9,001.28, 13,489.23 and 4,252.38 is: 6,372.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,001.28 : 13,489.23 = 4,252.38 : x
  2. Step 2: Convert to fraction form
    9,001.28/13,489.23 = 4,252.38/x
  3. Step 3: Cross multiply
    9,001.28x = 13,489.23 × 4,252.38
  4. Step 4: Simplify right side
    9,001.28x = 57,361,297.23
  5. Step 5: Solve for x
    x = 57,361,297.23/9,001.28
  6. Step 6: Final answer
    x = 6,372.57

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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.