Home / 8,573.06-12,860.88-2,649.46

Finding the Fourth Proportional to 8,573.06, 12,860.88 and 2,649.46

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Solution

The fourth proportional to 8,573.06, 12,860.88 and 2,649.46 is: 3,974.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,573.06 : 12,860.88 = 2,649.46 : x
  2. Step 2: Convert to fraction form
    8,573.06/12,860.88 = 2,649.46/x
  3. Step 3: Cross multiply
    8,573.06x = 12,860.88 × 2,649.46
  4. Step 4: Simplify right side
    8,573.06x = 34,074,387.12
  5. Step 5: Solve for x
    x = 34,074,387.12/8,573.06
  6. Step 6: Final answer
    x = 3,974.59

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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.