Home / 8,517.08-12,777.68-2,673.69

Finding the Fourth Proportional to 8,517.08, 12,777.68 and 2,673.69

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Solution

The fourth proportional to 8,517.08, 12,777.68 and 2,673.69 is: 4,011.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,517.08 : 12,777.68 = 2,673.69 : x
  2. Step 2: Convert to fraction form
    8,517.08/12,777.68 = 2,673.69/x
  3. Step 3: Cross multiply
    8,517.08x = 12,777.68 × 2,673.69
  4. Step 4: Simplify right side
    8,517.08x = 34,163,551.90
  5. Step 5: Solve for x
    x = 34,163,551.90/8,517.08
  6. Step 6: Final answer
    x = 4,011.18

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1.5x scale

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.