Home / 3,192.32-4,788.48-1,001.21

Finding the Fourth Proportional to 3,192.32, 4,788.48 and 1,001.21

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Solution

The fourth proportional to 3,192.32, 4,788.48 and 1,001.21 is: 1,501.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.32 : 4,788.48 = 1,001.21 : x
  2. Step 2: Convert to fraction form
    3,192.32/4,788.48 = 1,001.21/x
  3. Step 3: Cross multiply
    3,192.32x = 4,788.48 × 1,001.21
  4. Step 4: Simplify right side
    3,192.32x = 4,794,292.56
  5. Step 5: Solve for x
    x = 4,794,292.56/3,192.32
  6. Step 6: Final answer
    x = 1,501.82

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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.