Home / 2,708.40-3,737.54-1,529.52

Finding the Fourth Proportional to 2,708.40, 3,737.54 and 1,529.52

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Solution

The fourth proportional to 2,708.40, 3,737.54 and 1,529.52 is: 2,110.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708.40 : 3,737.54 = 1,529.52 : x
  2. Step 2: Convert to fraction form
    2,708.40/3,737.54 = 1,529.52/x
  3. Step 3: Cross multiply
    2,708.40x = 3,737.54 × 1,529.52
  4. Step 4: Simplify right side
    2,708.40x = 5,716,642.18
  5. Step 5: Solve for x
    x = 5,716,642.18/2,708.40
  6. Step 6: Final answer
    x = 2,110.71

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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.