Home / 3,687.59-5,534.86-2,455.86

Finding the Fourth Proportional to 3,687.59, 5,534.86 and 2,455.86

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Solution

The fourth proportional to 3,687.59, 5,534.86 and 2,455.86 is: 3,686.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,687.59 : 5,534.86 = 2,455.86 : x
  2. Step 2: Convert to fraction form
    3,687.59/5,534.86 = 2,455.86/x
  3. Step 3: Cross multiply
    3,687.59x = 5,534.86 × 2,455.86
  4. Step 4: Simplify right side
    3,687.59x = 13,592,841.28
  5. Step 5: Solve for x
    x = 13,592,841.28/3,687.59
  6. Step 6: Final answer
    x = 3,686.10

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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.