Home / 4,110.78-5,672.79-2,516.88

Finding the Fourth Proportional to 4,110.78, 5,672.79 and 2,516.88

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Solution

The fourth proportional to 4,110.78, 5,672.79 and 2,516.88 is: 3,473.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,110.78 : 5,672.79 = 2,516.88 : x
  2. Step 2: Convert to fraction form
    4,110.78/5,672.79 = 2,516.88/x
  3. Step 3: Cross multiply
    4,110.78x = 5,672.79 × 2,516.88
  4. Step 4: Simplify right side
    4,110.78x = 14,277,731.70
  5. Step 5: Solve for x
    x = 14,277,731.70/4,110.78
  6. Step 6: Final answer
    x = 3,473.24

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1.5x scale

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.