Home / 2,150.68-3,225.93-834.07

Finding the Fourth Proportional to 2,150.68, 3,225.93 and 834.07

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Solution

The fourth proportional to 2,150.68, 3,225.93 and 834.07 is: 1,251.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,150.68 : 3,225.93 = 834.07 : x
  2. Step 2: Convert to fraction form
    2,150.68/3,225.93 = 834.07/x
  3. Step 3: Cross multiply
    2,150.68x = 3,225.93 × 834.07
  4. Step 4: Simplify right side
    2,150.68x = 2,690,651.44
  5. Step 5: Solve for x
    x = 2,690,651.44/2,150.68
  6. Step 6: Final answer
    x = 1,251.07

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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.