Home / 5,044.08-6,959.76-3,180

Finding the Fourth Proportional to 5,044.08, 6,959.76 and 3,180

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Solution

The fourth proportional to 5,044.08, 6,959.76 and 3,180 is: 4,387.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,044.08 : 6,959.76 = 3,180 : x
  2. Step 2: Convert to fraction form
    5,044.08/6,959.76 = 3,180/x
  3. Step 3: Cross multiply
    5,044.08x = 6,959.76 × 3,180
  4. Step 4: Simplify right side
    5,044.08x = 22,132,036.80
  5. Step 5: Solve for x
    x = 22,132,036.80/5,044.08
  6. Step 6: Final answer
    x = 4,387.73

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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.