Home / 5,254.15-7,884.51-2,134.17

Finding the Fourth Proportional to 5,254.15, 7,884.51 and 2,134.17

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Solution

The fourth proportional to 5,254.15, 7,884.51 and 2,134.17 is: 3,202.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254.15 : 7,884.51 = 2,134.17 : x
  2. Step 2: Convert to fraction form
    5,254.15/7,884.51 = 2,134.17/x
  3. Step 3: Cross multiply
    5,254.15x = 7,884.51 × 2,134.17
  4. Step 4: Simplify right side
    5,254.15x = 16,826,884.71
  5. Step 5: Solve for x
    x = 16,826,884.71/5,254.15
  6. Step 6: Final answer
    x = 3,202.59

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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.