Home / 11,377.26-15,699.51-8,394.75

Finding the Fourth Proportional to 11,377.26, 15,699.51 and 8,394.75

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Solution

The fourth proportional to 11,377.26, 15,699.51 and 8,394.75 is: 11,583.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,377.26 : 15,699.51 = 8,394.75 : x
  2. Step 2: Convert to fraction form
    11,377.26/15,699.51 = 8,394.75/x
  3. Step 3: Cross multiply
    11,377.26x = 15,699.51 × 8,394.75
  4. Step 4: Simplify right side
    11,377.26x = 131,793,461.57
  5. Step 5: Solve for x
    x = 131,793,461.57/11,377.26
  6. Step 6: Final answer
    x = 11,583.94

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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.