Home / 8,950.39-13,425.18-3,107.46

Finding the Fourth Proportional to 8,950.39, 13,425.18 and 3,107.46

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Solution

The fourth proportional to 8,950.39, 13,425.18 and 3,107.46 is: 4,661.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,950.39 : 13,425.18 = 3,107.46 : x
  2. Step 2: Convert to fraction form
    8,950.39/13,425.18 = 3,107.46/x
  3. Step 3: Cross multiply
    8,950.39x = 13,425.18 × 3,107.46
  4. Step 4: Simplify right side
    8,950.39x = 41,718,209.84
  5. Step 5: Solve for x
    x = 41,718,209.84/8,950.39
  6. Step 6: Final answer
    x = 4,661.05

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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.