Home / 1,534.73-2,117.24-1,180.02

Finding the Fourth Proportional to 1,534.73, 2,117.24 and 1,180.02

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Solution

The fourth proportional to 1,534.73, 2,117.24 and 1,180.02 is: 1,627.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534.73 : 2,117.24 = 1,180.02 : x
  2. Step 2: Convert to fraction form
    1,534.73/2,117.24 = 1,180.02/x
  3. Step 3: Cross multiply
    1,534.73x = 2,117.24 × 1,180.02
  4. Step 4: Simplify right side
    1,534.73x = 2,498,385.54
  5. Step 5: Solve for x
    x = 2,498,385.54/1,534.73
  6. Step 6: Final answer
    x = 1,627.90

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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.