Home / 3,305.55-4,958.88-1,225.56

Finding the Fourth Proportional to 3,305.55, 4,958.88 and 1,225.56

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Solution

The fourth proportional to 3,305.55, 4,958.88 and 1,225.56 is: 1,838.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.55 : 4,958.88 = 1,225.56 : x
  2. Step 2: Convert to fraction form
    3,305.55/4,958.88 = 1,225.56/x
  3. Step 3: Cross multiply
    3,305.55x = 4,958.88 × 1,225.56
  4. Step 4: Simplify right side
    3,305.55x = 6,077,404.97
  5. Step 5: Solve for x
    x = 6,077,404.97/3,305.55
  6. Step 6: Final answer
    x = 1,838.55

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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.