Home / 12,527.32-17,287.24-6,862.12

Finding the Fourth Proportional to 12,527.32, 17,287.24 and 6,862.12

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Solution

The fourth proportional to 12,527.32, 17,287.24 and 6,862.12 is: 9,469.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,527.32 : 17,287.24 = 6,862.12 : x
  2. Step 2: Convert to fraction form
    12,527.32/17,287.24 = 6,862.12/x
  3. Step 3: Cross multiply
    12,527.32x = 17,287.24 × 6,862.12
  4. Step 4: Simplify right side
    12,527.32x = 118,627,098.71
  5. Step 5: Solve for x
    x = 118,627,098.71/12,527.32
  6. Step 6: Final answer
    x = 9,469.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.