Home / 4,539.61-6,255.57-3,278.44

Finding the Fourth Proportional to 4,539.61, 6,255.57 and 3,278.44

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Solution

The fourth proportional to 4,539.61, 6,255.57 and 3,278.44 is: 4,517.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,539.61 : 6,255.57 = 3,278.44 : x
  2. Step 2: Convert to fraction form
    4,539.61/6,255.57 = 3,278.44/x
  3. Step 3: Cross multiply
    4,539.61x = 6,255.57 × 3,278.44
  4. Step 4: Simplify right side
    4,539.61x = 20,508,510.91
  5. Step 5: Solve for x
    x = 20,508,510.91/4,539.61
  6. Step 6: Final answer
    x = 4,517.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.