Home / 10,318.26-15,502.71-6,622.02

Finding the Fourth Proportional to 10,318.26, 15,502.71 and 6,622.02

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Solution

The fourth proportional to 10,318.26, 15,502.71 and 6,622.02 is: 9,949.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,318.26 : 15,502.71 = 6,622.02 : x
  2. Step 2: Convert to fraction form
    10,318.26/15,502.71 = 6,622.02/x
  3. Step 3: Cross multiply
    10,318.26x = 15,502.71 × 6,622.02
  4. Step 4: Simplify right side
    10,318.26x = 102,659,255.67
  5. Step 5: Solve for x
    x = 102,659,255.67/10,318.26
  6. Step 6: Final answer
    x = 9,949.28

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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.