Home / 2,263.06-3,401.01-1,338.78

Finding the Fourth Proportional to 2,263.06, 3,401.01 and 1,338.78

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Solution

The fourth proportional to 2,263.06, 3,401.01 and 1,338.78 is: 2,011.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,263.06 : 3,401.01 = 1,338.78 : x
  2. Step 2: Convert to fraction form
    2,263.06/3,401.01 = 1,338.78/x
  3. Step 3: Cross multiply
    2,263.06x = 3,401.01 × 1,338.78
  4. Step 4: Simplify right side
    2,263.06x = 4,553,204.17
  5. Step 5: Solve for x
    x = 4,553,204.17/2,263.06
  6. Step 6: Final answer
    x = 2,011.97

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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.