Home / 4,877.17-7,315.25-2,243.86

Finding the Fourth Proportional to 4,877.17, 7,315.25 and 2,243.86

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Solution

The fourth proportional to 4,877.17, 7,315.25 and 2,243.86 is: 3,365.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877.17 : 7,315.25 = 2,243.86 : x
  2. Step 2: Convert to fraction form
    4,877.17/7,315.25 = 2,243.86/x
  3. Step 3: Cross multiply
    4,877.17x = 7,315.25 × 2,243.86
  4. Step 4: Simplify right side
    4,877.17x = 16,414,367.36
  5. Step 5: Solve for x
    x = 16,414,367.36/4,877.17
  6. Step 6: Final answer
    x = 3,365.55

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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.