Home / 1,127.30-1,552.77-950.04

Finding the Fourth Proportional to 1,127.30, 1,552.77 and 950.04

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Solution

The fourth proportional to 1,127.30, 1,552.77 and 950.04 is: 1,308.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127.30 : 1,552.77 = 950.04 : x
  2. Step 2: Convert to fraction form
    1,127.30/1,552.77 = 950.04/x
  3. Step 3: Cross multiply
    1,127.30x = 1,552.77 × 950.04
  4. Step 4: Simplify right side
    1,127.30x = 1,475,193.61
  5. Step 5: Solve for x
    x = 1,475,193.61/1,127.30
  6. Step 6: Final answer
    x = 1,308.61

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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.