Home / 3,701.24-5,553.09-2,312.90

Finding the Fourth Proportional to 3,701.24, 5,553.09 and 2,312.90

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Solution

The fourth proportional to 3,701.24, 5,553.09 and 2,312.90 is: 3,470.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,701.24 : 5,553.09 = 2,312.90 : x
  2. Step 2: Convert to fraction form
    3,701.24/5,553.09 = 2,312.90/x
  3. Step 3: Cross multiply
    3,701.24x = 5,553.09 × 2,312.90
  4. Step 4: Simplify right side
    3,701.24x = 12,843,714.10
  5. Step 5: Solve for x
    x = 12,843,714.10/3,701.24
  6. Step 6: Final answer
    x = 3,470.12

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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.