Home / 5,102.46-7,041.01-2,863.90

Finding the Fourth Proportional to 5,102.46, 7,041.01 and 2,863.90

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Solution

The fourth proportional to 5,102.46, 7,041.01 and 2,863.90 is: 3,951.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,102.46 : 7,041.01 = 2,863.90 : x
  2. Step 2: Convert to fraction form
    5,102.46/7,041.01 = 2,863.90/x
  3. Step 3: Cross multiply
    5,102.46x = 7,041.01 × 2,863.90
  4. Step 4: Simplify right side
    5,102.46x = 20,164,748.54
  5. Step 5: Solve for x
    x = 20,164,748.54/5,102.46
  6. Step 6: Final answer
    x = 3,951.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.