Home / 1,837.30-2,750.82-1,186.06

Finding the Fourth Proportional to 1,837.30, 2,750.82 and 1,186.06

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Solution

The fourth proportional to 1,837.30, 2,750.82 and 1,186.06 is: 1,775.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837.30 : 2,750.82 = 1,186.06 : x
  2. Step 2: Convert to fraction form
    1,837.30/2,750.82 = 1,186.06/x
  3. Step 3: Cross multiply
    1,837.30x = 2,750.82 × 1,186.06
  4. Step 4: Simplify right side
    1,837.30x = 3,262,637.57
  5. Step 5: Solve for x
    x = 3,262,637.57/1,837.30
  6. Step 6: Final answer
    x = 1,775.78

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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.