Home / 5,069.81-7,604.69-1,372.41

Finding the Fourth Proportional to 5,069.81, 7,604.69 and 1,372.41

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Solution

The fourth proportional to 5,069.81, 7,604.69 and 1,372.41 is: 2,058.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,069.81 : 7,604.69 = 1,372.41 : x
  2. Step 2: Convert to fraction form
    5,069.81/7,604.69 = 1,372.41/x
  3. Step 3: Cross multiply
    5,069.81x = 7,604.69 × 1,372.41
  4. Step 4: Simplify right side
    5,069.81x = 10,436,745.74
  5. Step 5: Solve for x
    x = 10,436,745.74/5,069.81
  6. Step 6: Final answer
    x = 2,058.61

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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.