Home / 11,169.75-15,414.71-6,134.18

Finding the Fourth Proportional to 11,169.75, 15,414.71 and 6,134.18

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Solution

The fourth proportional to 11,169.75, 15,414.71 and 6,134.18 is: 8,465.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,169.75 : 15,414.71 = 6,134.18 : x
  2. Step 2: Convert to fraction form
    11,169.75/15,414.71 = 6,134.18/x
  3. Step 3: Cross multiply
    11,169.75x = 15,414.71 × 6,134.18
  4. Step 4: Simplify right side
    11,169.75x = 94,556,498.04
  5. Step 5: Solve for x
    x = 94,556,498.04/11,169.75
  6. Step 6: Final answer
    x = 8,465.41

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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.