Home / 8,116.44-12,174.77-2,851.24

Finding the Fourth Proportional to 8,116.44, 12,174.77 and 2,851.24

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Solution

The fourth proportional to 8,116.44, 12,174.77 and 2,851.24 is: 4,276.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,116.44 : 12,174.77 = 2,851.24 : x
  2. Step 2: Convert to fraction form
    8,116.44/12,174.77 = 2,851.24/x
  3. Step 3: Cross multiply
    8,116.44x = 12,174.77 × 2,851.24
  4. Step 4: Simplify right side
    8,116.44x = 34,713,191.21
  5. Step 5: Solve for x
    x = 34,713,191.21/8,116.44
  6. Step 6: Final answer
    x = 4,276.90

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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.