Home / 5,195.17-7,169.38-2,837.35

Finding the Fourth Proportional to 5,195.17, 7,169.38 and 2,837.35

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Solution

The fourth proportional to 5,195.17, 7,169.38 and 2,837.35 is: 3,915.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195.17 : 7,169.38 = 2,837.35 : x
  2. Step 2: Convert to fraction form
    5,195.17/7,169.38 = 2,837.35/x
  3. Step 3: Cross multiply
    5,195.17x = 7,169.38 × 2,837.35
  4. Step 4: Simplify right side
    5,195.17x = 20,342,015.33
  5. Step 5: Solve for x
    x = 20,342,015.33/5,195.17
  6. Step 6: Final answer
    x = 3,915.56

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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.