Home / 5,174.04-7,761.18-1,711.56

Finding the Fourth Proportional to 5,174.04, 7,761.18 and 1,711.56

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Solution

The fourth proportional to 5,174.04, 7,761.18 and 1,711.56 is: 2,567.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174.04 : 7,761.18 = 1,711.56 : x
  2. Step 2: Convert to fraction form
    5,174.04/7,761.18 = 1,711.56/x
  3. Step 3: Cross multiply
    5,174.04x = 7,761.18 × 1,711.56
  4. Step 4: Simplify right side
    5,174.04x = 13,283,725.24
  5. Step 5: Solve for x
    x = 13,283,725.24/5,174.04
  6. Step 6: Final answer
    x = 2,567.38

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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.