Home / 4,966.68-7,451.08-1,679.60

Finding the Fourth Proportional to 4,966.68, 7,451.08 and 1,679.60

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Solution

The fourth proportional to 4,966.68, 7,451.08 and 1,679.60 is: 2,519.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,966.68 : 7,451.08 = 1,679.60 : x
  2. Step 2: Convert to fraction form
    4,966.68/7,451.08 = 1,679.60/x
  3. Step 3: Cross multiply
    4,966.68x = 7,451.08 × 1,679.60
  4. Step 4: Simplify right side
    4,966.68x = 12,514,833.97
  5. Step 5: Solve for x
    x = 12,514,833.97/4,966.68
  6. Step 6: Final answer
    x = 2,519.76

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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.