Home / 10,492.92-15,739.41-4,253.04

Finding the Fourth Proportional to 10,492.92, 15,739.41 and 4,253.04

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Solution

The fourth proportional to 10,492.92, 15,739.41 and 4,253.04 is: 6,379.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,492.92 : 15,739.41 = 4,253.04 : x
  2. Step 2: Convert to fraction form
    10,492.92/15,739.41 = 4,253.04/x
  3. Step 3: Cross multiply
    10,492.92x = 15,739.41 × 4,253.04
  4. Step 4: Simplify right side
    10,492.92x = 66,940,340.31
  5. Step 5: Solve for x
    x = 66,940,340.31/10,492.92
  6. Step 6: Final answer
    x = 6,379.57

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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.