Home / 5,148.44-7,724.89-2,030.72

Finding the Fourth Proportional to 5,148.44, 7,724.89 and 2,030.72

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Solution

The fourth proportional to 5,148.44, 7,724.89 and 2,030.72 is: 3,046.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,148.44 : 7,724.89 = 2,030.72 : x
  2. Step 2: Convert to fraction form
    5,148.44/7,724.89 = 2,030.72/x
  3. Step 3: Cross multiply
    5,148.44x = 7,724.89 × 2,030.72
  4. Step 4: Simplify right side
    5,148.44x = 15,687,101.70
  5. Step 5: Solve for x
    x = 15,687,101.70/5,148.44
  6. Step 6: Final answer
    x = 3,046.96

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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.