Home / 5,173.13-7,760.50-1,711.19

Finding the Fourth Proportional to 5,173.13, 7,760.50 and 1,711.19

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Solution

The fourth proportional to 5,173.13, 7,760.50 and 1,711.19 is: 2,567.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173.13 : 7,760.50 = 1,711.19 : x
  2. Step 2: Convert to fraction form
    5,173.13/7,760.50 = 1,711.19/x
  3. Step 3: Cross multiply
    5,173.13x = 7,760.50 × 1,711.19
  4. Step 4: Simplify right side
    5,173.13x = 13,279,646.91
  5. Step 5: Solve for x
    x = 13,279,646.91/5,173.13
  6. Step 6: Final answer
    x = 2,567.05

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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.