Home / 7,916.27-11,874.33-4,217.54

Finding the Fourth Proportional to 7,916.27, 11,874.33 and 4,217.54

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Solution

The fourth proportional to 7,916.27, 11,874.33 and 4,217.54 is: 6,326.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,916.27 : 11,874.33 = 4,217.54 : x
  2. Step 2: Convert to fraction form
    7,916.27/11,874.33 = 4,217.54/x
  3. Step 3: Cross multiply
    7,916.27x = 11,874.33 × 4,217.54
  4. Step 4: Simplify right side
    7,916.27x = 50,080,402.38
  5. Step 5: Solve for x
    x = 50,080,402.38/7,916.27
  6. Step 6: Final answer
    x = 6,326.27

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1.5x scale

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.