Home / 3,192.54-4,788.77-1,112.59

Finding the Fourth Proportional to 3,192.54, 4,788.77 and 1,112.59

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Solution

The fourth proportional to 3,192.54, 4,788.77 and 1,112.59 is: 1,668.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.54 : 4,788.77 = 1,112.59 : x
  2. Step 2: Convert to fraction form
    3,192.54/4,788.77 = 1,112.59/x
  3. Step 3: Cross multiply
    3,192.54x = 4,788.77 × 1,112.59
  4. Step 4: Simplify right side
    3,192.54x = 5,327,937.61
  5. Step 5: Solve for x
    x = 5,327,937.61/3,192.54
  6. Step 6: Final answer
    x = 1,668.87

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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.