Home / 3,330.96-4,987.26-2,288.76

Finding the Fourth Proportional to 3,330.96, 4,987.26 and 2,288.76

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Solution

The fourth proportional to 3,330.96, 4,987.26 and 2,288.76 is: 3,426.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.96 : 4,987.26 = 2,288.76 : x
  2. Step 2: Convert to fraction form
    3,330.96/4,987.26 = 2,288.76/x
  3. Step 3: Cross multiply
    3,330.96x = 4,987.26 × 2,288.76
  4. Step 4: Simplify right side
    3,330.96x = 11,414,641.20
  5. Step 5: Solve for x
    x = 11,414,641.20/3,330.96
  6. Step 6: Final answer
    x = 3,426.83

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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.