Home / 2,708.43-3,737.52-1,529.61

Finding the Fourth Proportional to 2,708.43, 3,737.52 and 1,529.61

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Solution

The fourth proportional to 2,708.43, 3,737.52 and 1,529.61 is: 2,110.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708.43 : 3,737.52 = 1,529.61 : x
  2. Step 2: Convert to fraction form
    2,708.43/3,737.52 = 1,529.61/x
  3. Step 3: Cross multiply
    2,708.43x = 3,737.52 × 1,529.61
  4. Step 4: Simplify right side
    2,708.43x = 5,716,947.97
  5. Step 5: Solve for x
    x = 5,716,947.97/2,708.43
  6. Step 6: Final answer
    x = 2,110.80

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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.