Home / 2,195.24-3,292.87-734.40

Finding the Fourth Proportional to 2,195.24, 3,292.87 and 734.40

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Solution

The fourth proportional to 2,195.24, 3,292.87 and 734.40 is: 1,101.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195.24 : 3,292.87 = 734.40 : x
  2. Step 2: Convert to fraction form
    2,195.24/3,292.87 = 734.40/x
  3. Step 3: Cross multiply
    2,195.24x = 3,292.87 × 734.40
  4. Step 4: Simplify right side
    2,195.24x = 2,418,269.54
  5. Step 5: Solve for x
    x = 2,418,269.54/2,195.24
  6. Step 6: Final answer
    x = 1,101.60

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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.