Home / 10,326.33-15,479.15-4,082.94

Finding the Fourth Proportional to 10,326.33, 15,479.15 and 4,082.94

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Solution

The fourth proportional to 10,326.33, 15,479.15 and 4,082.94 is: 6,120.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,326.33 : 15,479.15 = 4,082.94 : x
  2. Step 2: Convert to fraction form
    10,326.33/15,479.15 = 4,082.94/x
  3. Step 3: Cross multiply
    10,326.33x = 15,479.15 × 4,082.94
  4. Step 4: Simplify right side
    10,326.33x = 63,200,420.29
  5. Step 5: Solve for x
    x = 63,200,420.29/10,326.33
  6. Step 6: Final answer
    x = 6,120.32

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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.