Home / 8,839.52-12,198.12-4,860.80

Finding the Fourth Proportional to 8,839.52, 12,198.12 and 4,860.80

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Solution

The fourth proportional to 8,839.52, 12,198.12 and 4,860.80 is: 6,707.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.52 : 12,198.12 = 4,860.80 : x
  2. Step 2: Convert to fraction form
    8,839.52/12,198.12 = 4,860.80/x
  3. Step 3: Cross multiply
    8,839.52x = 12,198.12 × 4,860.80
  4. Step 4: Simplify right side
    8,839.52x = 59,292,621.70
  5. Step 5: Solve for x
    x = 59,292,621.70/8,839.52
  6. Step 6: Final answer
    x = 6,707.67

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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.