Home / 10,310.94-15,466.28-2,519.82

Finding the Fourth Proportional to 10,310.94, 15,466.28 and 2,519.82

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Solution

The fourth proportional to 10,310.94, 15,466.28 and 2,519.82 is: 3,779.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,310.94 : 15,466.28 = 2,519.82 : x
  2. Step 2: Convert to fraction form
    10,310.94/15,466.28 = 2,519.82/x
  3. Step 3: Cross multiply
    10,310.94x = 15,466.28 × 2,519.82
  4. Step 4: Simplify right side
    10,310.94x = 38,972,229.07
  5. Step 5: Solve for x
    x = 38,972,229.07/10,310.94
  6. Step 6: Final answer
    x = 3,779.70

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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.