Home / 5,195.13-7,169.27-2,837.42

Finding the Fourth Proportional to 5,195.13, 7,169.27 and 2,837.42

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Solution

The fourth proportional to 5,195.13, 7,169.27 and 2,837.42 is: 3,915.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195.13 : 7,169.27 = 2,837.42 : x
  2. Step 2: Convert to fraction form
    5,195.13/7,169.27 = 2,837.42/x
  3. Step 3: Cross multiply
    5,195.13x = 7,169.27 × 2,837.42
  4. Step 4: Simplify right side
    5,195.13x = 20,342,230.08
  5. Step 5: Solve for x
    x = 20,342,230.08/5,195.13
  6. Step 6: Final answer
    x = 3,915.63

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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.