Home / 10,257.22-15,388.60-3,237.52

Finding the Fourth Proportional to 10,257.22, 15,388.60 and 3,237.52

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Solution

The fourth proportional to 10,257.22, 15,388.60 and 3,237.52 is: 4,857.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,257.22 : 15,388.60 = 3,237.52 : x
  2. Step 2: Convert to fraction form
    10,257.22/15,388.60 = 3,237.52/x
  3. Step 3: Cross multiply
    10,257.22x = 15,388.60 × 3,237.52
  4. Step 4: Simplify right side
    10,257.22x = 49,820,900.27
  5. Step 5: Solve for x
    x = 49,820,900.27/10,257.22
  6. Step 6: Final answer
    x = 4,857.15

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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.