Home / 2,058.03-3,087.83-1,236.87

Finding the Fourth Proportional to 2,058.03, 3,087.83 and 1,236.87

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Solution

The fourth proportional to 2,058.03, 3,087.83 and 1,236.87 is: 1,855.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,058.03 : 3,087.83 = 1,236.87 : x
  2. Step 2: Convert to fraction form
    2,058.03/3,087.83 = 1,236.87/x
  3. Step 3: Cross multiply
    2,058.03x = 3,087.83 × 1,236.87
  4. Step 4: Simplify right side
    2,058.03x = 3,819,247.38
  5. Step 5: Solve for x
    x = 3,819,247.38/2,058.03
  6. Step 6: Final answer
    x = 1,855.78

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1.5x scale

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.