Home / 3,748.91-5,175.04-2,557.83

Finding the Fourth Proportional to 3,748.91, 5,175.04 and 2,557.83

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Solution

The fourth proportional to 3,748.91, 5,175.04 and 2,557.83 is: 3,530.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.91 : 5,175.04 = 2,557.83 : x
  2. Step 2: Convert to fraction form
    3,748.91/5,175.04 = 2,557.83/x
  3. Step 3: Cross multiply
    3,748.91x = 5,175.04 × 2,557.83
  4. Step 4: Simplify right side
    3,748.91x = 13,236,866.17
  5. Step 5: Solve for x
    x = 13,236,866.17/3,748.91
  6. Step 6: Final answer
    x = 3,530.85

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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.