Home / 3,531.59-5,301.21-2,656.59

Finding the Fourth Proportional to 3,531.59, 5,301.21 and 2,656.59

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Solution

The fourth proportional to 3,531.59, 5,301.21 and 2,656.59 is: 3,987.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.59 : 5,301.21 = 2,656.59 : x
  2. Step 2: Convert to fraction form
    3,531.59/5,301.21 = 2,656.59/x
  3. Step 3: Cross multiply
    3,531.59x = 5,301.21 × 2,656.59
  4. Step 4: Simplify right side
    3,531.59x = 14,083,141.47
  5. Step 5: Solve for x
    x = 14,083,141.47/3,531.59
  6. Step 6: Final answer
    x = 3,987.76

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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.