Home / 2,233.91-3,351.27-847.65

Finding the Fourth Proportional to 2,233.91, 3,351.27 and 847.65

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Solution

The fourth proportional to 2,233.91, 3,351.27 and 847.65 is: 1,271.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,233.91 : 3,351.27 = 847.65 : x
  2. Step 2: Convert to fraction form
    2,233.91/3,351.27 = 847.65/x
  3. Step 3: Cross multiply
    2,233.91x = 3,351.27 × 847.65
  4. Step 4: Simplify right side
    2,233.91x = 2,840,704.02
  5. Step 5: Solve for x
    x = 2,840,704.02/2,233.91
  6. Step 6: Final answer
    x = 1,271.63

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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.