Home / 8,113.71-11,194.56-5,091.33

Finding the Fourth Proportional to 8,113.71, 11,194.56 and 5,091.33

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Solution

The fourth proportional to 8,113.71, 11,194.56 and 5,091.33 is: 7,024.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,113.71 : 11,194.56 = 5,091.33 : x
  2. Step 2: Convert to fraction form
    8,113.71/11,194.56 = 5,091.33/x
  3. Step 3: Cross multiply
    8,113.71x = 11,194.56 × 5,091.33
  4. Step 4: Simplify right side
    8,113.71x = 56,995,199.16
  5. Step 5: Solve for x
    x = 56,995,199.16/8,113.71
  6. Step 6: Final answer
    x = 7,024.55

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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.