Home / 5,519.26-7,614.01-3,160.13

Finding the Fourth Proportional to 5,519.26, 7,614.01 and 3,160.13

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Solution

The fourth proportional to 5,519.26, 7,614.01 and 3,160.13 is: 4,359.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.26 : 7,614.01 = 3,160.13 : x
  2. Step 2: Convert to fraction form
    5,519.26/7,614.01 = 3,160.13/x
  3. Step 3: Cross multiply
    5,519.26x = 7,614.01 × 3,160.13
  4. Step 4: Simplify right side
    5,519.26x = 24,061,261.42
  5. Step 5: Solve for x
    x = 24,061,261.42/5,519.26
  6. Step 6: Final answer
    x = 4,359.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.