Home / 3,609.30-5,414.98-1,760.43

Finding the Fourth Proportional to 3,609.30, 5,414.98 and 1,760.43

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Solution

The fourth proportional to 3,609.30, 5,414.98 and 1,760.43 is: 2,641.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.30 : 5,414.98 = 1,760.43 : x
  2. Step 2: Convert to fraction form
    3,609.30/5,414.98 = 1,760.43/x
  3. Step 3: Cross multiply
    3,609.30x = 5,414.98 × 1,760.43
  4. Step 4: Simplify right side
    3,609.30x = 9,532,688.84
  5. Step 5: Solve for x
    x = 9,532,688.84/3,609.30
  6. Step 6: Final answer
    x = 2,641.15

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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.