Home / 3,557.68-5,337.24-1,249.36

Finding the Fourth Proportional to 3,557.68, 5,337.24 and 1,249.36

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Solution

The fourth proportional to 3,557.68, 5,337.24 and 1,249.36 is: 1,874.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.68 : 5,337.24 = 1,249.36 : x
  2. Step 2: Convert to fraction form
    3,557.68/5,337.24 = 1,249.36/x
  3. Step 3: Cross multiply
    3,557.68x = 5,337.24 × 1,249.36
  4. Step 4: Simplify right side
    3,557.68x = 6,668,134.17
  5. Step 5: Solve for x
    x = 6,668,134.17/3,557.68
  6. Step 6: Final answer
    x = 1,874.29

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1.5x scale

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.