Home / 10,271.18-15,408.27-3,249.60

Finding the Fourth Proportional to 10,271.18, 15,408.27 and 3,249.60

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Solution

The fourth proportional to 10,271.18, 15,408.27 and 3,249.60 is: 4,874.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,271.18 : 15,408.27 = 3,249.60 : x
  2. Step 2: Convert to fraction form
    10,271.18/15,408.27 = 3,249.60/x
  3. Step 3: Cross multiply
    10,271.18x = 15,408.27 × 3,249.60
  4. Step 4: Simplify right side
    10,271.18x = 50,070,714.19
  5. Step 5: Solve for x
    x = 50,070,714.19/10,271.18
  6. Step 6: Final answer
    x = 4,874.88

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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.