Home / 3,192.55-4,788.83-1,001.28

Finding the Fourth Proportional to 3,192.55, 4,788.83 and 1,001.28

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Solution

The fourth proportional to 3,192.55, 4,788.83 and 1,001.28 is: 1,501.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.55 : 4,788.83 = 1,001.28 : x
  2. Step 2: Convert to fraction form
    3,192.55/4,788.83 = 1,001.28/x
  3. Step 3: Cross multiply
    3,192.55x = 4,788.83 × 1,001.28
  4. Step 4: Simplify right side
    3,192.55x = 4,794,959.70
  5. Step 5: Solve for x
    x = 4,794,959.70/3,192.55
  6. Step 6: Final answer
    x = 1,501.92

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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.