Home / 10,568.17-15,838.51-4,321.04

Finding the Fourth Proportional to 10,568.17, 15,838.51 and 4,321.04

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Solution

The fourth proportional to 10,568.17, 15,838.51 and 4,321.04 is: 6,475.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,568.17 : 15,838.51 = 4,321.04 : x
  2. Step 2: Convert to fraction form
    10,568.17/15,838.51 = 4,321.04/x
  3. Step 3: Cross multiply
    10,568.17x = 15,838.51 × 4,321.04
  4. Step 4: Simplify right side
    10,568.17x = 68,438,835.25
  5. Step 5: Solve for x
    x = 68,438,835.25/10,568.17
  6. Step 6: Final answer
    x = 6,475.94

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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.