Home / 5,369.09-8,049.38-2,445.80

Finding the Fourth Proportional to 5,369.09, 8,049.38 and 2,445.80

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Solution

The fourth proportional to 5,369.09, 8,049.38 and 2,445.80 is: 3,666.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,369.09 : 8,049.38 = 2,445.80 : x
  2. Step 2: Convert to fraction form
    5,369.09/8,049.38 = 2,445.80/x
  3. Step 3: Cross multiply
    5,369.09x = 8,049.38 × 2,445.80
  4. Step 4: Simplify right side
    5,369.09x = 19,687,121.13
  5. Step 5: Solve for x
    x = 19,687,121.13/5,369.09
  6. Step 6: Final answer
    x = 3,666.76

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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.