Home / 1,836.45-2,748.30-1,503.54

Finding the Fourth Proportional to 1,836.45, 2,748.30 and 1,503.54

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Solution

The fourth proportional to 1,836.45, 2,748.30 and 1,503.54 is: 2,250.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836.45 : 2,748.30 = 1,503.54 : x
  2. Step 2: Convert to fraction form
    1,836.45/2,748.30 = 1,503.54/x
  3. Step 3: Cross multiply
    1,836.45x = 2,748.30 × 1,503.54
  4. Step 4: Simplify right side
    1,836.45x = 4,132,178.98
  5. Step 5: Solve for x
    x = 4,132,178.98/1,836.45
  6. Step 6: Final answer
    x = 2,250.09

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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.