Home / 1,828.23-2,736.19-1,520.70

Finding the Fourth Proportional to 1,828.23, 2,736.19 and 1,520.70

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Solution

The fourth proportional to 1,828.23, 2,736.19 and 1,520.70 is: 2,275.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828.23 : 2,736.19 = 1,520.70 : x
  2. Step 2: Convert to fraction form
    1,828.23/2,736.19 = 1,520.70/x
  3. Step 3: Cross multiply
    1,828.23x = 2,736.19 × 1,520.70
  4. Step 4: Simplify right side
    1,828.23x = 4,160,924.13
  5. Step 5: Solve for x
    x = 4,160,924.13/1,828.23
  6. Step 6: Final answer
    x = 2,275.93

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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.