Home / 8,387.49-12,575.57-4,692.27

Finding the Fourth Proportional to 8,387.49, 12,575.57 and 4,692.27

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Solution

The fourth proportional to 8,387.49, 12,575.57 and 4,692.27 is: 7,035.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,387.49 : 12,575.57 = 4,692.27 : x
  2. Step 2: Convert to fraction form
    8,387.49/12,575.57 = 4,692.27/x
  3. Step 3: Cross multiply
    8,387.49x = 12,575.57 × 4,692.27
  4. Step 4: Simplify right side
    8,387.49x = 59,007,946.38
  5. Step 5: Solve for x
    x = 59,007,946.38/8,387.49
  6. Step 6: Final answer
    x = 7,035.23

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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.