Home / 1,837.36-2,534.34-1,138

Finding the Fourth Proportional to 1,837.36, 2,534.34 and 1,138

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Solution

The fourth proportional to 1,837.36, 2,534.34 and 1,138 is: 1,569.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837.36 : 2,534.34 = 1,138 : x
  2. Step 2: Convert to fraction form
    1,837.36/2,534.34 = 1,138/x
  3. Step 3: Cross multiply
    1,837.36x = 2,534.34 × 1,138
  4. Step 4: Simplify right side
    1,837.36x = 2,884,078.92
  5. Step 5: Solve for x
    x = 2,884,078.92/1,837.36
  6. Step 6: Final answer
    x = 1,569.69

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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.