Home / 7,922.28-10,932.85-4,385.55

Finding the Fourth Proportional to 7,922.28, 10,932.85 and 4,385.55

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Solution

The fourth proportional to 7,922.28, 10,932.85 and 4,385.55 is: 6,052.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922.28 : 10,932.85 = 4,385.55 : x
  2. Step 2: Convert to fraction form
    7,922.28/10,932.85 = 4,385.55/x
  3. Step 3: Cross multiply
    7,922.28x = 10,932.85 × 4,385.55
  4. Step 4: Simplify right side
    7,922.28x = 47,946,560.32
  5. Step 5: Solve for x
    x = 47,946,560.32/7,922.28
  6. Step 6: Final answer
    x = 6,052.12

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.