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Finding the Fourth Proportional to 1,867.92, 2,801.88 and 1,001.04

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Solution

The fourth proportional to 1,867.92, 2,801.88 and 1,001.04 is: 1,501.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867.92 : 2,801.88 = 1,001.04 : x
  2. Step 2: Convert to fraction form
    1,867.92/2,801.88 = 1,001.04/x
  3. Step 3: Cross multiply
    1,867.92x = 2,801.88 × 1,001.04
  4. Step 4: Simplify right side
    1,867.92x = 2,804,793.96
  5. Step 5: Solve for x
    x = 2,804,793.96/1,867.92
  6. Step 6: Final answer
    x = 1,501.56

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.