Home / 9,127.17-13,692.18-3,862.20

Finding the Fourth Proportional to 9,127.17, 13,692.18 and 3,862.20

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Solution

The fourth proportional to 9,127.17, 13,692.18 and 3,862.20 is: 5,793.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.17 : 13,692.18 = 3,862.20 : x
  2. Step 2: Convert to fraction form
    9,127.17/13,692.18 = 3,862.20/x
  3. Step 3: Cross multiply
    9,127.17x = 13,692.18 × 3,862.20
  4. Step 4: Simplify right side
    9,127.17x = 52,881,937.60
  5. Step 5: Solve for x
    x = 52,881,937.60/9,127.17
  6. Step 6: Final answer
    x = 5,793.90

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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.