Home / 4,990.59-7,472.49-2,793.06

Finding the Fourth Proportional to 4,990.59, 7,472.49 and 2,793.06

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Solution

The fourth proportional to 4,990.59, 7,472.49 and 2,793.06 is: 4,182.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990.59 : 7,472.49 = 2,793.06 : x
  2. Step 2: Convert to fraction form
    4,990.59/7,472.49 = 2,793.06/x
  3. Step 3: Cross multiply
    4,990.59x = 7,472.49 × 2,793.06
  4. Step 4: Simplify right side
    4,990.59x = 20,871,112.92
  5. Step 5: Solve for x
    x = 20,871,112.92/4,990.59
  6. Step 6: Final answer
    x = 4,182.09

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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.