Home / 3,251.23-4,869.03-1,860.35

Finding the Fourth Proportional to 3,251.23, 4,869.03 and 1,860.35

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Solution

The fourth proportional to 3,251.23, 4,869.03 and 1,860.35 is: 2,786.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.23 : 4,869.03 = 1,860.35 : x
  2. Step 2: Convert to fraction form
    3,251.23/4,869.03 = 1,860.35/x
  3. Step 3: Cross multiply
    3,251.23x = 4,869.03 × 1,860.35
  4. Step 4: Simplify right side
    3,251.23x = 9,058,099.96
  5. Step 5: Solve for x
    x = 9,058,099.96/3,251.23
  6. Step 6: Final answer
    x = 2,786.05

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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.