Home / 8,839.68-12,198.41-4,860.77

Finding the Fourth Proportional to 8,839.68, 12,198.41 and 4,860.77

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Solution

The fourth proportional to 8,839.68, 12,198.41 and 4,860.77 is: 6,707.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.68 : 12,198.41 = 4,860.77 : x
  2. Step 2: Convert to fraction form
    8,839.68/12,198.41 = 4,860.77/x
  3. Step 3: Cross multiply
    8,839.68x = 12,198.41 × 4,860.77
  4. Step 4: Simplify right side
    8,839.68x = 59,293,580.08
  5. Step 5: Solve for x
    x = 59,293,580.08/8,839.68
  6. Step 6: Final answer
    x = 6,707.66

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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.