Home / 3,516.61-5,275.56-1,176.39

Finding the Fourth Proportional to 3,516.61, 5,275.56 and 1,176.39

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Solution

The fourth proportional to 3,516.61, 5,275.56 and 1,176.39 is: 1,764.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.61 : 5,275.56 = 1,176.39 : x
  2. Step 2: Convert to fraction form
    3,516.61/5,275.56 = 1,176.39/x
  3. Step 3: Cross multiply
    3,516.61x = 5,275.56 × 1,176.39
  4. Step 4: Simplify right side
    3,516.61x = 6,206,110.15
  5. Step 5: Solve for x
    x = 6,206,110.15/3,516.61
  6. Step 6: Final answer
    x = 1,764.80

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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.