Home / 10,469.08-15,697.48-4,229.29

Finding the Fourth Proportional to 10,469.08, 15,697.48 and 4,229.29

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Solution

The fourth proportional to 10,469.08, 15,697.48 and 4,229.29 is: 6,341.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,469.08 : 15,697.48 = 4,229.29 : x
  2. Step 2: Convert to fraction form
    10,469.08/15,697.48 = 4,229.29/x
  3. Step 3: Cross multiply
    10,469.08x = 15,697.48 × 4,229.29
  4. Step 4: Simplify right side
    10,469.08x = 66,389,195.19
  5. Step 5: Solve for x
    x = 66,389,195.19/10,469.08
  6. Step 6: Final answer
    x = 6,341.45

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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.