Home / 3,712.38-5,127.05-2,522.68

Finding the Fourth Proportional to 3,712.38, 5,127.05 and 2,522.68

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Solution

The fourth proportional to 3,712.38, 5,127.05 and 2,522.68 is: 3,483.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.38 : 5,127.05 = 2,522.68 : x
  2. Step 2: Convert to fraction form
    3,712.38/5,127.05 = 2,522.68/x
  3. Step 3: Cross multiply
    3,712.38x = 5,127.05 × 2,522.68
  4. Step 4: Simplify right side
    3,712.38x = 12,933,906.49
  5. Step 5: Solve for x
    x = 12,933,906.49/3,712.38
  6. Step 6: Final answer
    x = 3,483.99

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1.5x scale

Why These Related Problems?

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