Home / 1,472.43-2,033.76-1,101.06

Finding the Fourth Proportional to 1,472.43, 2,033.76 and 1,101.06

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Solution

The fourth proportional to 1,472.43, 2,033.76 and 1,101.06 is: 1,520.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472.43 : 2,033.76 = 1,101.06 : x
  2. Step 2: Convert to fraction form
    1,472.43/2,033.76 = 1,101.06/x
  3. Step 3: Cross multiply
    1,472.43x = 2,033.76 × 1,101.06
  4. Step 4: Simplify right side
    1,472.43x = 2,239,295.44
  5. Step 5: Solve for x
    x = 2,239,295.44/1,472.43
  6. Step 6: Final answer
    x = 1,520.82

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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.