Home / 10,165.26-15,240.35-4,825.79

Finding the Fourth Proportional to 10,165.26, 15,240.35 and 4,825.79

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Solution

The fourth proportional to 10,165.26, 15,240.35 and 4,825.79 is: 7,235.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,165.26 : 15,240.35 = 4,825.79 : x
  2. Step 2: Convert to fraction form
    10,165.26/15,240.35 = 4,825.79/x
  3. Step 3: Cross multiply
    10,165.26x = 15,240.35 × 4,825.79
  4. Step 4: Simplify right side
    10,165.26x = 73,546,778.79
  5. Step 5: Solve for x
    x = 73,546,778.79/10,165.26
  6. Step 6: Final answer
    x = 7,235.11

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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.