Home / 1,529.76-2,108.61-1,032.24

Finding the Fourth Proportional to 1,529.76, 2,108.61 and 1,032.24

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Solution

The fourth proportional to 1,529.76, 2,108.61 and 1,032.24 is: 1,422.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.76 : 2,108.61 = 1,032.24 : x
  2. Step 2: Convert to fraction form
    1,529.76/2,108.61 = 1,032.24/x
  3. Step 3: Cross multiply
    1,529.76x = 2,108.61 × 1,032.24
  4. Step 4: Simplify right side
    1,529.76x = 2,176,591.59
  5. Step 5: Solve for x
    x = 2,176,591.59/1,529.76
  6. Step 6: Final answer
    x = 1,422.83

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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.