Home / 2,834.16-4,251.26-985.29

Finding the Fourth Proportional to 2,834.16, 4,251.26 and 985.29

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Solution

The fourth proportional to 2,834.16, 4,251.26 and 985.29 is: 1,477.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834.16 : 4,251.26 = 985.29 : x
  2. Step 2: Convert to fraction form
    2,834.16/4,251.26 = 985.29/x
  3. Step 3: Cross multiply
    2,834.16x = 4,251.26 × 985.29
  4. Step 4: Simplify right side
    2,834.16x = 4,188,723.97
  5. Step 5: Solve for x
    x = 4,188,723.97/2,834.16
  6. Step 6: Final answer
    x = 1,477.94

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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.