Home / 1,044.38-1,556.52-1,042.76

Finding the Fourth Proportional to 1,044.38, 1,556.52 and 1,042.76

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Solution

The fourth proportional to 1,044.38, 1,556.52 and 1,042.76 is: 1,554.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044.38 : 1,556.52 = 1,042.76 : x
  2. Step 2: Convert to fraction form
    1,044.38/1,556.52 = 1,042.76/x
  3. Step 3: Cross multiply
    1,044.38x = 1,556.52 × 1,042.76
  4. Step 4: Simplify right side
    1,044.38x = 1,623,076.80
  5. Step 5: Solve for x
    x = 1,623,076.80/1,044.38
  6. Step 6: Final answer
    x = 1,554.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.