Home / 3,192.76-4,789.68-1,461.52

Finding the Fourth Proportional to 3,192.76, 4,789.68 and 1,461.52

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Solution

The fourth proportional to 3,192.76, 4,789.68 and 1,461.52 is: 2,192.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.76 : 4,789.68 = 1,461.52 : x
  2. Step 2: Convert to fraction form
    3,192.76/4,789.68 = 1,461.52/x
  3. Step 3: Cross multiply
    3,192.76x = 4,789.68 × 1,461.52
  4. Step 4: Simplify right side
    3,192.76x = 7,000,213.11
  5. Step 5: Solve for x
    x = 7,000,213.11/3,192.76
  6. Step 6: Final answer
    x = 2,192.53

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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.