Home / 10,552.64-15,824.46-3,156.98

Finding the Fourth Proportional to 10,552.64, 15,824.46 and 3,156.98

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Solution

The fourth proportional to 10,552.64, 15,824.46 and 3,156.98 is: 4,734.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,552.64 : 15,824.46 = 3,156.98 : x
  2. Step 2: Convert to fraction form
    10,552.64/15,824.46 = 3,156.98/x
  3. Step 3: Cross multiply
    10,552.64x = 15,824.46 × 3,156.98
  4. Step 4: Simplify right side
    10,552.64x = 49,957,503.73
  5. Step 5: Solve for x
    x = 49,957,503.73/10,552.64
  6. Step 6: Final answer
    x = 4,734.12

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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.