Home / 2,963.52-4,441.68-2,129.52

Finding the Fourth Proportional to 2,963.52, 4,441.68 and 2,129.52

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Solution

The fourth proportional to 2,963.52, 4,441.68 and 2,129.52 is: 3,191.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963.52 : 4,441.68 = 2,129.52 : x
  2. Step 2: Convert to fraction form
    2,963.52/4,441.68 = 2,129.52/x
  3. Step 3: Cross multiply
    2,963.52x = 4,441.68 × 2,129.52
  4. Step 4: Simplify right side
    2,963.52x = 9,458,646.39
  5. Step 5: Solve for x
    x = 9,458,646.39/2,963.52
  6. Step 6: Final answer
    x = 3,191.69

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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.