Home / 11,500.28-17,252.29-4,102.75

Finding the Fourth Proportional to 11,500.28, 17,252.29 and 4,102.75

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Solution

The fourth proportional to 11,500.28, 17,252.29 and 4,102.75 is: 6,154.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,500.28 : 17,252.29 = 4,102.75 : x
  2. Step 2: Convert to fraction form
    11,500.28/17,252.29 = 4,102.75/x
  3. Step 3: Cross multiply
    11,500.28x = 17,252.29 × 4,102.75
  4. Step 4: Simplify right side
    11,500.28x = 70,781,859.49
  5. Step 5: Solve for x
    x = 70,781,859.49/11,500.28
  6. Step 6: Final answer
    x = 6,154.80

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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.