Home / 4,847.28-7,277.28-2,876.52

Finding the Fourth Proportional to 4,847.28, 7,277.28 and 2,876.52

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Solution

The fourth proportional to 4,847.28, 7,277.28 and 2,876.52 is: 4,318.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847.28 : 7,277.28 = 2,876.52 : x
  2. Step 2: Convert to fraction form
    4,847.28/7,277.28 = 2,876.52/x
  3. Step 3: Cross multiply
    4,847.28x = 7,277.28 × 2,876.52
  4. Step 4: Simplify right side
    4,847.28x = 20,933,241.47
  5. Step 5: Solve for x
    x = 20,933,241.47/4,847.28
  6. Step 6: Final answer
    x = 4,318.55

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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.