Home / 9,074.85-13,612.29-2,834.61

Finding the Fourth Proportional to 9,074.85, 13,612.29 and 2,834.61

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Solution

The fourth proportional to 9,074.85, 13,612.29 and 2,834.61 is: 4,251.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,074.85 : 13,612.29 = 2,834.61 : x
  2. Step 2: Convert to fraction form
    9,074.85/13,612.29 = 2,834.61/x
  3. Step 3: Cross multiply
    9,074.85x = 13,612.29 × 2,834.61
  4. Step 4: Simplify right side
    9,074.85x = 38,585,533.36
  5. Step 5: Solve for x
    x = 38,585,533.36/9,074.85
  6. Step 6: Final answer
    x = 4,251.92

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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.