Home / 8,849.97-12,211.29-5,493.60

Finding the Fourth Proportional to 8,849.97, 12,211.29 and 5,493.60

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Solution

The fourth proportional to 8,849.97, 12,211.29 and 5,493.60 is: 7,580.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,849.97 : 12,211.29 = 5,493.60 : x
  2. Step 2: Convert to fraction form
    8,849.97/12,211.29 = 5,493.60/x
  3. Step 3: Cross multiply
    8,849.97x = 12,211.29 × 5,493.60
  4. Step 4: Simplify right side
    8,849.97x = 67,083,942.74
  5. Step 5: Solve for x
    x = 67,083,942.74/8,849.97
  6. Step 6: Final answer
    x = 7,580.13

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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.