Home / 5,947.28-8,921.48-2,051.76

Finding the Fourth Proportional to 5,947.28, 8,921.48 and 2,051.76

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Solution

The fourth proportional to 5,947.28, 8,921.48 and 2,051.76 is: 3,077.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,947.28 : 8,921.48 = 2,051.76 : x
  2. Step 2: Convert to fraction form
    5,947.28/8,921.48 = 2,051.76/x
  3. Step 3: Cross multiply
    5,947.28x = 8,921.48 × 2,051.76
  4. Step 4: Simplify right side
    5,947.28x = 18,304,735.80
  5. Step 5: Solve for x
    x = 18,304,735.80/5,947.28
  6. Step 6: Final answer
    x = 3,077.83

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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.