Home / 4,306.92-6,458.00-1,672.80

Finding the Fourth Proportional to 4,306.92, 6,458.00 and 1,672.80

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Solution

The fourth proportional to 4,306.92, 6,458.00 and 1,672.80 is: 2,508.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,306.92 : 6,458.00 = 1,672.80 : x
  2. Step 2: Convert to fraction form
    4,306.92/6,458.00 = 1,672.80/x
  3. Step 3: Cross multiply
    4,306.92x = 6,458.00 × 1,672.80
  4. Step 4: Simplify right side
    4,306.92x = 10,802,946.14
  5. Step 5: Solve for x
    x = 10,802,946.14/4,306.92
  6. Step 6: Final answer
    x = 2,508.28

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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.