Home / 2,708.35-3,737.49-1,529.39

Finding the Fourth Proportional to 2,708.35, 3,737.49 and 1,529.39

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Solution

The fourth proportional to 2,708.35, 3,737.49 and 1,529.39 is: 2,110.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708.35 : 3,737.49 = 1,529.39 : x
  2. Step 2: Convert to fraction form
    2,708.35/3,737.49 = 1,529.39/x
  3. Step 3: Cross multiply
    2,708.35x = 3,737.49 × 1,529.39
  4. Step 4: Simplify right side
    2,708.35x = 5,716,079.83
  5. Step 5: Solve for x
    x = 5,716,079.83/2,708.35
  6. Step 6: Final answer
    x = 2,110.54

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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.