Home / 8,877.56-13,320.28-4,716.55

Finding the Fourth Proportional to 8,877.56, 13,320.28 and 4,716.55

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Solution

The fourth proportional to 8,877.56, 13,320.28 and 4,716.55 is: 7,076.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,877.56 : 13,320.28 = 4,716.55 : x
  2. Step 2: Convert to fraction form
    8,877.56/13,320.28 = 4,716.55/x
  3. Step 3: Cross multiply
    8,877.56x = 13,320.28 × 4,716.55
  4. Step 4: Simplify right side
    8,877.56x = 62,825,789.18
  5. Step 5: Solve for x
    x = 62,825,789.18/8,877.56
  6. Step 6: Final answer
    x = 7,076.92

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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.