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Finding the Fourth Proportional to 10,901.57, 15,044.16 and 5,933.57

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Solution

The fourth proportional to 10,901.57, 15,044.16 and 5,933.57 is: 8,188.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,901.57 : 15,044.16 = 5,933.57 : x
  2. Step 2: Convert to fraction form
    10,901.57/15,044.16 = 5,933.57/x
  3. Step 3: Cross multiply
    10,901.57x = 15,044.16 × 5,933.57
  4. Step 4: Simplify right side
    10,901.57x = 89,265,576.45
  5. Step 5: Solve for x
    x = 89,265,576.45/10,901.57
  6. Step 6: Final answer
    x = 8,188.32

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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.