Home / 3,753.62-5,174.30-2,492.45

Finding the Fourth Proportional to 3,753.62, 5,174.30 and 2,492.45

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Solution

The fourth proportional to 3,753.62, 5,174.30 and 2,492.45 is: 3,435.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753.62 : 5,174.30 = 2,492.45 : x
  2. Step 2: Convert to fraction form
    3,753.62/5,174.30 = 2,492.45/x
  3. Step 3: Cross multiply
    3,753.62x = 5,174.30 × 2,492.45
  4. Step 4: Simplify right side
    3,753.62x = 12,896,684.04
  5. Step 5: Solve for x
    x = 12,896,684.04/3,753.62
  6. Step 6: Final answer
    x = 3,435.80

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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.