Home / 1,838.36-2,537.26-1,175.04

Finding the Fourth Proportional to 1,838.36, 2,537.26 and 1,175.04

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Solution

The fourth proportional to 1,838.36, 2,537.26 and 1,175.04 is: 1,621.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838.36 : 2,537.26 = 1,175.04 : x
  2. Step 2: Convert to fraction form
    1,838.36/2,537.26 = 1,175.04/x
  3. Step 3: Cross multiply
    1,838.36x = 2,537.26 × 1,175.04
  4. Step 4: Simplify right side
    1,838.36x = 2,981,381.99
  5. Step 5: Solve for x
    x = 2,981,381.99/1,838.36
  6. Step 6: Final answer
    x = 1,621.76

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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.