Home / 10,364.52-15,551.37-5,432.98

Finding the Fourth Proportional to 10,364.52, 15,551.37 and 5,432.98

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Solution

The fourth proportional to 10,364.52, 15,551.37 and 5,432.98 is: 8,151.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,364.52 : 15,551.37 = 5,432.98 : x
  2. Step 2: Convert to fraction form
    10,364.52/15,551.37 = 5,432.98/x
  3. Step 3: Cross multiply
    10,364.52x = 15,551.37 × 5,432.98
  4. Step 4: Simplify right side
    10,364.52x = 84,490,282.18
  5. Step 5: Solve for x
    x = 84,490,282.18/10,364.52
  6. Step 6: Final answer
    x = 8,151.88

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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.