Home / 1,516.15-2,274.69-1,254.96

Finding the Fourth Proportional to 1,516.15, 2,274.69 and 1,254.96

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Solution

The fourth proportional to 1,516.15, 2,274.69 and 1,254.96 is: 1,882.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516.15 : 2,274.69 = 1,254.96 : x
  2. Step 2: Convert to fraction form
    1,516.15/2,274.69 = 1,254.96/x
  3. Step 3: Cross multiply
    1,516.15x = 2,274.69 × 1,254.96
  4. Step 4: Simplify right side
    1,516.15x = 2,854,644.96
  5. Step 5: Solve for x
    x = 2,854,644.96/1,516.15
  6. Step 6: Final answer
    x = 1,882.82

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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.