Home / 1,838.44-2,536.05-1,340.38

Finding the Fourth Proportional to 1,838.44, 2,536.05 and 1,340.38

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Solution

The fourth proportional to 1,838.44, 2,536.05 and 1,340.38 is: 1,849.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838.44 : 2,536.05 = 1,340.38 : x
  2. Step 2: Convert to fraction form
    1,838.44/2,536.05 = 1,340.38/x
  3. Step 3: Cross multiply
    1,838.44x = 2,536.05 × 1,340.38
  4. Step 4: Simplify right side
    1,838.44x = 3,399,270.70
  5. Step 5: Solve for x
    x = 3,399,270.70/1,838.44
  6. Step 6: Final answer
    x = 1,849.00

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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.