Home / 3,373.42-4,656.54-2,311.78

Finding the Fourth Proportional to 3,373.42, 4,656.54 and 2,311.78

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Solution

The fourth proportional to 3,373.42, 4,656.54 and 2,311.78 is: 3,191.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,373.42 : 4,656.54 = 2,311.78 : x
  2. Step 2: Convert to fraction form
    3,373.42/4,656.54 = 2,311.78/x
  3. Step 3: Cross multiply
    3,373.42x = 4,656.54 × 2,311.78
  4. Step 4: Simplify right side
    3,373.42x = 10,764,896.04
  5. Step 5: Solve for x
    x = 10,764,896.04/3,373.42
  6. Step 6: Final answer
    x = 3,191.09

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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.