Home / 8,771.56-13,132.86-5,992.36

Finding the Fourth Proportional to 8,771.56, 13,132.86 and 5,992.36

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Solution

The fourth proportional to 8,771.56, 13,132.86 and 5,992.36 is: 8,971.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,771.56 : 13,132.86 = 5,992.36 : x
  2. Step 2: Convert to fraction form
    8,771.56/13,132.86 = 5,992.36/x
  3. Step 3: Cross multiply
    8,771.56x = 13,132.86 × 5,992.36
  4. Step 4: Simplify right side
    8,771.56x = 78,696,824.95
  5. Step 5: Solve for x
    x = 78,696,824.95/8,771.56
  6. Step 6: Final answer
    x = 8,971.82

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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.