Home / 5,114.27-7,671.13-1,416.62

Finding the Fourth Proportional to 5,114.27, 7,671.13 and 1,416.62

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Solution

The fourth proportional to 5,114.27, 7,671.13 and 1,416.62 is: 2,124.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,114.27 : 7,671.13 = 1,416.62 : x
  2. Step 2: Convert to fraction form
    5,114.27/7,671.13 = 1,416.62/x
  3. Step 3: Cross multiply
    5,114.27x = 7,671.13 × 1,416.62
  4. Step 4: Simplify right side
    5,114.27x = 10,867,076.18
  5. Step 5: Solve for x
    x = 10,867,076.18/5,114.27
  6. Step 6: Final answer
    x = 2,124.85

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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.