Home / 5,195.08-7,169.22-2,837.20

Finding the Fourth Proportional to 5,195.08, 7,169.22 and 2,837.20

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Solution

The fourth proportional to 5,195.08, 7,169.22 and 2,837.20 is: 3,915.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195.08 : 7,169.22 = 2,837.20 : x
  2. Step 2: Convert to fraction form
    5,195.08/7,169.22 = 2,837.20/x
  3. Step 3: Cross multiply
    5,195.08x = 7,169.22 × 2,837.20
  4. Step 4: Simplify right side
    5,195.08x = 20,340,510.98
  5. Step 5: Solve for x
    x = 20,340,510.98/5,195.08
  6. Step 6: Final answer
    x = 3,915.34

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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.