Home / 2,933.08-4,398.04-1,287.73

Finding the Fourth Proportional to 2,933.08, 4,398.04 and 1,287.73

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Solution

The fourth proportional to 2,933.08, 4,398.04 and 1,287.73 is: 1,930.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.08 : 4,398.04 = 1,287.73 : x
  2. Step 2: Convert to fraction form
    2,933.08/4,398.04 = 1,287.73/x
  3. Step 3: Cross multiply
    2,933.08x = 4,398.04 × 1,287.73
  4. Step 4: Simplify right side
    2,933.08x = 5,663,488.05
  5. Step 5: Solve for x
    x = 5,663,488.05/2,933.08
  6. Step 6: Final answer
    x = 1,930.90

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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.