Home / 8,839.24-12,198.21-4,860.39

Finding the Fourth Proportional to 8,839.24, 12,198.21 and 4,860.39

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Solution

The fourth proportional to 8,839.24, 12,198.21 and 4,860.39 is: 6,707.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.24 : 12,198.21 = 4,860.39 : x
  2. Step 2: Convert to fraction form
    8,839.24/12,198.21 = 4,860.39/x
  3. Step 3: Cross multiply
    8,839.24x = 12,198.21 × 4,860.39
  4. Step 4: Simplify right side
    8,839.24x = 59,287,972.61
  5. Step 5: Solve for x
    x = 59,287,972.61/8,839.24
  6. Step 6: Final answer
    x = 6,707.36

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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.