Home / 3,531.17-5,296.80-1,065.80

Finding the Fourth Proportional to 3,531.17, 5,296.80 and 1,065.80

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Solution

The fourth proportional to 3,531.17, 5,296.80 and 1,065.80 is: 1,598.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.17 : 5,296.80 = 1,065.80 : x
  2. Step 2: Convert to fraction form
    3,531.17/5,296.80 = 1,065.80/x
  3. Step 3: Cross multiply
    3,531.17x = 5,296.80 × 1,065.80
  4. Step 4: Simplify right side
    3,531.17x = 5,645,329.44
  5. Step 5: Solve for x
    x = 5,645,329.44/3,531.17
  6. Step 6: Final answer
    x = 1,598.71

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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.