Home / 3,712.20-5,569.86-2,675.16

Finding the Fourth Proportional to 3,712.20, 5,569.86 and 2,675.16

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Solution

The fourth proportional to 3,712.20, 5,569.86 and 2,675.16 is: 4,013.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.20 : 5,569.86 = 2,675.16 : x
  2. Step 2: Convert to fraction form
    3,712.20/5,569.86 = 2,675.16/x
  3. Step 3: Cross multiply
    3,712.20x = 5,569.86 × 2,675.16
  4. Step 4: Simplify right side
    3,712.20x = 14,900,266.68
  5. Step 5: Solve for x
    x = 14,900,266.68/3,712.20
  6. Step 6: Final answer
    x = 4,013.86

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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.