Home / 11,711.50-17,569.85-5,468.11

Finding the Fourth Proportional to 11,711.50, 17,569.85 and 5,468.11

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Solution

The fourth proportional to 11,711.50, 17,569.85 and 5,468.11 is: 8,203.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,711.50 : 17,569.85 = 5,468.11 : x
  2. Step 2: Convert to fraction form
    11,711.50/17,569.85 = 5,468.11/x
  3. Step 3: Cross multiply
    11,711.50x = 17,569.85 × 5,468.11
  4. Step 4: Simplify right side
    11,711.50x = 96,073,801.22
  5. Step 5: Solve for x
    x = 96,073,801.22/11,711.50
  6. Step 6: Final answer
    x = 8,203.37

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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.