Home / 2,746.14-3,789.67-1,487.18

Finding the Fourth Proportional to 2,746.14, 3,789.67 and 1,487.18

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Solution

The fourth proportional to 2,746.14, 3,789.67 and 1,487.18 is: 2,052.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.14 : 3,789.67 = 1,487.18 : x
  2. Step 2: Convert to fraction form
    2,746.14/3,789.67 = 1,487.18/x
  3. Step 3: Cross multiply
    2,746.14x = 3,789.67 × 1,487.18
  4. Step 4: Simplify right side
    2,746.14x = 5,635,921.43
  5. Step 5: Solve for x
    x = 5,635,921.43/2,746.14
  6. Step 6: Final answer
    x = 2,052.31

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Find fourth proportional to 2,747.14, 3,791.05 and 1,488.18
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1.5x scale

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.