Home / 1,838.55-2,537.28-1,175.34

Finding the Fourth Proportional to 1,838.55, 2,537.28 and 1,175.34

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Solution

The fourth proportional to 1,838.55, 2,537.28 and 1,175.34 is: 1,622.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838.55 : 2,537.28 = 1,175.34 : x
  2. Step 2: Convert to fraction form
    1,838.55/2,537.28 = 1,175.34/x
  3. Step 3: Cross multiply
    1,838.55x = 2,537.28 × 1,175.34
  4. Step 4: Simplify right side
    1,838.55x = 2,982,166.68
  5. Step 5: Solve for x
    x = 2,982,166.68/1,838.55
  6. Step 6: Final answer
    x = 1,622.02

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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.