Home / 2,738.40-4,100.49-2,298.57

Finding the Fourth Proportional to 2,738.40, 4,100.49 and 2,298.57

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Solution

The fourth proportional to 2,738.40, 4,100.49 and 2,298.57 is: 3,441.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738.40 : 4,100.49 = 2,298.57 : x
  2. Step 2: Convert to fraction form
    2,738.40/4,100.49 = 2,298.57/x
  3. Step 3: Cross multiply
    2,738.40x = 4,100.49 × 2,298.57
  4. Step 4: Simplify right side
    2,738.40x = 9,425,263.30
  5. Step 5: Solve for x
    x = 9,425,263.30/2,738.40
  6. Step 6: Final answer
    x = 3,441.89

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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.