Home / 2,834.09-4,251.17-985.26

Finding the Fourth Proportional to 2,834.09, 4,251.17 and 985.26

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Solution

The fourth proportional to 2,834.09, 4,251.17 and 985.26 is: 1,477.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834.09 : 4,251.17 = 985.26 : x
  2. Step 2: Convert to fraction form
    2,834.09/4,251.17 = 985.26/x
  3. Step 3: Cross multiply
    2,834.09x = 4,251.17 × 985.26
  4. Step 4: Simplify right side
    2,834.09x = 4,188,526.16
  5. Step 5: Solve for x
    x = 4,188,526.16/2,834.09
  6. Step 6: Final answer
    x = 1,477.91

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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.