Home / 8,276.15-12,417.68-3,344.54

Finding the Fourth Proportional to 8,276.15, 12,417.68 and 3,344.54

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Solution

The fourth proportional to 8,276.15, 12,417.68 and 3,344.54 is: 5,018.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276.15 : 12,417.68 = 3,344.54 : x
  2. Step 2: Convert to fraction form
    8,276.15/12,417.68 = 3,344.54/x
  3. Step 3: Cross multiply
    8,276.15x = 12,417.68 × 3,344.54
  4. Step 4: Simplify right side
    8,276.15x = 41,531,373.74
  5. Step 5: Solve for x
    x = 41,531,373.74/8,276.15
  6. Step 6: Final answer
    x = 5,018.20

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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.