Home / 2,733.70-3,772.89-1,554.88

Finding the Fourth Proportional to 2,733.70, 3,772.89 and 1,554.88

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Solution

The fourth proportional to 2,733.70, 3,772.89 and 1,554.88 is: 2,145.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,733.70 : 3,772.89 = 1,554.88 : x
  2. Step 2: Convert to fraction form
    2,733.70/3,772.89 = 1,554.88/x
  3. Step 3: Cross multiply
    2,733.70x = 3,772.89 × 1,554.88
  4. Step 4: Simplify right side
    2,733.70x = 5,866,391.20
  5. Step 5: Solve for x
    x = 5,866,391.20/2,733.70
  6. Step 6: Final answer
    x = 2,145.95

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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.