Home / 5,114.92-7,672.26-1,652.20

Finding the Fourth Proportional to 5,114.92, 7,672.26 and 1,652.20

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Solution

The fourth proportional to 5,114.92, 7,672.26 and 1,652.20 is: 2,478.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,114.92 : 7,672.26 = 1,652.20 : x
  2. Step 2: Convert to fraction form
    5,114.92/7,672.26 = 1,652.20/x
  3. Step 3: Cross multiply
    5,114.92x = 7,672.26 × 1,652.20
  4. Step 4: Simplify right side
    5,114.92x = 12,676,107.97
  5. Step 5: Solve for x
    x = 12,676,107.97/5,114.92
  6. Step 6: Final answer
    x = 2,478.26

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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.