Home / 3,531.11-5,296.85-1,340.02

Finding the Fourth Proportional to 3,531.11, 5,296.85 and 1,340.02

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Solution

The fourth proportional to 3,531.11, 5,296.85 and 1,340.02 is: 2,010.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.11 : 5,296.85 = 1,340.02 : x
  2. Step 2: Convert to fraction form
    3,531.11/5,296.85 = 1,340.02/x
  3. Step 3: Cross multiply
    3,531.11x = 5,296.85 × 1,340.02
  4. Step 4: Simplify right side
    3,531.11x = 7,097,851.75
  5. Step 5: Solve for x
    x = 7,097,851.75/3,531.11
  6. Step 6: Final answer
    x = 2,010.09

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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.