Home / 3,269.29-4,512.33-2,150.32

Finding the Fourth Proportional to 3,269.29, 4,512.33 and 2,150.32

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Solution

The fourth proportional to 3,269.29, 4,512.33 and 2,150.32 is: 2,967.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.29 : 4,512.33 = 2,150.32 : x
  2. Step 2: Convert to fraction form
    3,269.29/4,512.33 = 2,150.32/x
  3. Step 3: Cross multiply
    3,269.29x = 4,512.33 × 2,150.32
  4. Step 4: Simplify right side
    3,269.29x = 9,702,953.45
  5. Step 5: Solve for x
    x = 9,702,953.45/3,269.29
  6. Step 6: Final answer
    x = 2,967.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.