Home / 8,860.27-13,286.42-2,618.10

Finding the Fourth Proportional to 8,860.27, 13,286.42 and 2,618.10

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Solution

The fourth proportional to 8,860.27, 13,286.42 and 2,618.10 is: 3,925.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860.27 : 13,286.42 = 2,618.10 : x
  2. Step 2: Convert to fraction form
    8,860.27/13,286.42 = 2,618.10/x
  3. Step 3: Cross multiply
    8,860.27x = 13,286.42 × 2,618.10
  4. Step 4: Simplify right side
    8,860.27x = 34,785,163.11
  5. Step 5: Solve for x
    x = 34,785,163.11/8,860.27
  6. Step 6: Final answer
    x = 3,925.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.