Home / 5,173.60-7,761.92-1,711.04

Finding the Fourth Proportional to 5,173.60, 7,761.92 and 1,711.04

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Solution

The fourth proportional to 5,173.60, 7,761.92 and 1,711.04 is: 2,567.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173.60 : 7,761.92 = 1,711.04 : x
  2. Step 2: Convert to fraction form
    5,173.60/7,761.92 = 1,711.04/x
  3. Step 3: Cross multiply
    5,173.60x = 7,761.92 × 1,711.04
  4. Step 4: Simplify right side
    5,173.60x = 13,280,955.60
  5. Step 5: Solve for x
    x = 13,280,955.60/5,173.60
  6. Step 6: Final answer
    x = 2,567.06

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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.