Home / 6,866.60-10,299.82-1,672.52

Finding the Fourth Proportional to 6,866.60, 10,299.82 and 1,672.52

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Solution

The fourth proportional to 6,866.60, 10,299.82 and 1,672.52 is: 2,508.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,866.60 : 10,299.82 = 1,672.52 : x
  2. Step 2: Convert to fraction form
    6,866.60/10,299.82 = 1,672.52/x
  3. Step 3: Cross multiply
    6,866.60x = 10,299.82 × 1,672.52
  4. Step 4: Simplify right side
    6,866.60x = 17,226,654.95
  5. Step 5: Solve for x
    x = 17,226,654.95/6,866.60
  6. Step 6: Final answer
    x = 2,508.76

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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.