Home / 10,548.46-15,824.52-4,311.87

Finding the Fourth Proportional to 10,548.46, 15,824.52 and 4,311.87

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Solution

The fourth proportional to 10,548.46, 15,824.52 and 4,311.87 is: 6,468.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,548.46 : 15,824.52 = 4,311.87 : x
  2. Step 2: Convert to fraction form
    10,548.46/15,824.52 = 4,311.87/x
  3. Step 3: Cross multiply
    10,548.46x = 15,824.52 × 4,311.87
  4. Step 4: Simplify right side
    10,548.46x = 68,233,273.05
  5. Step 5: Solve for x
    x = 68,233,273.05/10,548.46
  6. Step 6: Final answer
    x = 6,468.55

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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.