Home / 5,672.40-8,504.55-2,549.85

Finding the Fourth Proportional to 5,672.40, 8,504.55 and 2,549.85

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Solution

The fourth proportional to 5,672.40, 8,504.55 and 2,549.85 is: 3,822.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,672.40 : 8,504.55 = 2,549.85 : x
  2. Step 2: Convert to fraction form
    5,672.40/8,504.55 = 2,549.85/x
  3. Step 3: Cross multiply
    5,672.40x = 8,504.55 × 2,549.85
  4. Step 4: Simplify right side
    5,672.40x = 21,685,326.82
  5. Step 5: Solve for x
    x = 21,685,326.82/5,672.40
  6. Step 6: Final answer
    x = 3,822.95

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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.