Home / 8,839.20-12,197.52-4,860.16

Finding the Fourth Proportional to 8,839.20, 12,197.52 and 4,860.16

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Solution

The fourth proportional to 8,839.20, 12,197.52 and 4,860.16 is: 6,706.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.20 : 12,197.52 = 4,860.16 : x
  2. Step 2: Convert to fraction form
    8,839.20/12,197.52 = 4,860.16/x
  3. Step 3: Cross multiply
    8,839.20x = 12,197.52 × 4,860.16
  4. Step 4: Simplify right side
    8,839.20x = 59,281,898.80
  5. Step 5: Solve for x
    x = 59,281,898.80/8,839.20
  6. Step 6: Final answer
    x = 6,706.70

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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.