Home / 1,836.23-2,754.34-537.70

Finding the Fourth Proportional to 1,836.23, 2,754.34 and 537.70

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Solution

The fourth proportional to 1,836.23, 2,754.34 and 537.70 is: 806.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836.23 : 2,754.34 = 537.70 : x
  2. Step 2: Convert to fraction form
    1,836.23/2,754.34 = 537.70/x
  3. Step 3: Cross multiply
    1,836.23x = 2,754.34 × 537.70
  4. Step 4: Simplify right side
    1,836.23x = 1,481,003.08
  5. Step 5: Solve for x
    x = 1,481,003.08/1,836.23
  6. Step 6: Final answer
    x = 806.55

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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.