Home / 3,463.35-4,778.06-2,134.75

Finding the Fourth Proportional to 3,463.35, 4,778.06 and 2,134.75

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Solution

The fourth proportional to 3,463.35, 4,778.06 and 2,134.75 is: 2,945.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,463.35 : 4,778.06 = 2,134.75 : x
  2. Step 2: Convert to fraction form
    3,463.35/4,778.06 = 2,134.75/x
  3. Step 3: Cross multiply
    3,463.35x = 4,778.06 × 2,134.75
  4. Step 4: Simplify right side
    3,463.35x = 10,199,963.59
  5. Step 5: Solve for x
    x = 10,199,963.59/3,463.35
  6. Step 6: Final answer
    x = 2,945.11

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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.