Home / 2,166.26-3,250.60-867.83

Finding the Fourth Proportional to 2,166.26, 3,250.60 and 867.83

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Solution

The fourth proportional to 2,166.26, 3,250.60 and 867.83 is: 1,302.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166.26 : 3,250.60 = 867.83 : x
  2. Step 2: Convert to fraction form
    2,166.26/3,250.60 = 867.83/x
  3. Step 3: Cross multiply
    2,166.26x = 3,250.60 × 867.83
  4. Step 4: Simplify right side
    2,166.26x = 2,820,968.20
  5. Step 5: Solve for x
    x = 2,820,968.20/2,166.26
  6. Step 6: Final answer
    x = 1,302.23

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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.