Home / 11,490.17-17,227.21-5,869.55

Finding the Fourth Proportional to 11,490.17, 17,227.21 and 5,869.55

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Solution

The fourth proportional to 11,490.17, 17,227.21 and 5,869.55 is: 8,800.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,490.17 : 17,227.21 = 5,869.55 : x
  2. Step 2: Convert to fraction form
    11,490.17/17,227.21 = 5,869.55/x
  3. Step 3: Cross multiply
    11,490.17x = 17,227.21 × 5,869.55
  4. Step 4: Simplify right side
    11,490.17x = 101,115,970.46
  5. Step 5: Solve for x
    x = 101,115,970.46/11,490.17
  6. Step 6: Final answer
    x = 8,800.22

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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.