Home / 3,448.44-4,758.85-1,876.55

Finding the Fourth Proportional to 3,448.44, 4,758.85 and 1,876.55

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Solution

The fourth proportional to 3,448.44, 4,758.85 and 1,876.55 is: 2,589.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.44 : 4,758.85 = 1,876.55 : x
  2. Step 2: Convert to fraction form
    3,448.44/4,758.85 = 1,876.55/x
  3. Step 3: Cross multiply
    3,448.44x = 4,758.85 × 1,876.55
  4. Step 4: Simplify right side
    3,448.44x = 8,930,186.79
  5. Step 5: Solve for x
    x = 8,930,186.79/3,448.44
  6. Step 6: Final answer
    x = 2,589.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.