Home / 5,101.84-7,040.05-2,863.27

Finding the Fourth Proportional to 5,101.84, 7,040.05 and 2,863.27

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Solution

The fourth proportional to 5,101.84, 7,040.05 and 2,863.27 is: 3,951.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101.84 : 7,040.05 = 2,863.27 : x
  2. Step 2: Convert to fraction form
    5,101.84/7,040.05 = 2,863.27/x
  3. Step 3: Cross multiply
    5,101.84x = 7,040.05 × 2,863.27
  4. Step 4: Simplify right side
    5,101.84x = 20,157,593.46
  5. Step 5: Solve for x
    x = 20,157,593.46/5,101.84
  6. Step 6: Final answer
    x = 3,951.05

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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.