Home / 5,335.52-7,997.80-2,047.76

Finding the Fourth Proportional to 5,335.52, 7,997.80 and 2,047.76

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Solution

The fourth proportional to 5,335.52, 7,997.80 and 2,047.76 is: 3,069.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.52 : 7,997.80 = 2,047.76 : x
  2. Step 2: Convert to fraction form
    5,335.52/7,997.80 = 2,047.76/x
  3. Step 3: Cross multiply
    5,335.52x = 7,997.80 × 2,047.76
  4. Step 4: Simplify right side
    5,335.52x = 16,377,574.93
  5. Step 5: Solve for x
    x = 16,377,574.93/5,335.52
  6. Step 6: Final answer
    x = 3,069.54

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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.