Home / 8,695.20-13,044.82-2,851.44

Finding the Fourth Proportional to 8,695.20, 13,044.82 and 2,851.44

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Solution

The fourth proportional to 8,695.20, 13,044.82 and 2,851.44 is: 4,277.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,695.20 : 13,044.82 = 2,851.44 : x
  2. Step 2: Convert to fraction form
    8,695.20/13,044.82 = 2,851.44/x
  3. Step 3: Cross multiply
    8,695.20x = 13,044.82 × 2,851.44
  4. Step 4: Simplify right side
    8,695.20x = 37,196,521.54
  5. Step 5: Solve for x
    x = 37,196,521.54/8,695.20
  6. Step 6: Final answer
    x = 4,277.82

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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.