Home / 3,531.22-5,296.08-1,339.18

Finding the Fourth Proportional to 3,531.22, 5,296.08 and 1,339.18

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Solution

The fourth proportional to 3,531.22, 5,296.08 and 1,339.18 is: 2,008.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.22 : 5,296.08 = 1,339.18 : x
  2. Step 2: Convert to fraction form
    3,531.22/5,296.08 = 1,339.18/x
  3. Step 3: Cross multiply
    3,531.22x = 5,296.08 × 1,339.18
  4. Step 4: Simplify right side
    3,531.22x = 7,092,404.41
  5. Step 5: Solve for x
    x = 7,092,404.41/3,531.22
  6. Step 6: Final answer
    x = 2,008.49

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1.5x scale

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.