Home / 2,600.92-3,589.66-1,657.12

Finding the Fourth Proportional to 2,600.92, 3,589.66 and 1,657.12

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Solution

The fourth proportional to 2,600.92, 3,589.66 and 1,657.12 is: 2,287.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600.92 : 3,589.66 = 1,657.12 : x
  2. Step 2: Convert to fraction form
    2,600.92/3,589.66 = 1,657.12/x
  3. Step 3: Cross multiply
    2,600.92x = 3,589.66 × 1,657.12
  4. Step 4: Simplify right side
    2,600.92x = 5,948,497.38
  5. Step 5: Solve for x
    x = 5,948,497.38/2,600.92
  6. Step 6: Final answer
    x = 2,287.07

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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.