Home / 5,986.94-8,266.80-3,863.52

Finding the Fourth Proportional to 5,986.94, 8,266.80 and 3,863.52

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Solution

The fourth proportional to 5,986.94, 8,266.80 and 3,863.52 is: 5,334.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,986.94 : 8,266.80 = 3,863.52 : x
  2. Step 2: Convert to fraction form
    5,986.94/8,266.80 = 3,863.52/x
  3. Step 3: Cross multiply
    5,986.94x = 8,266.80 × 3,863.52
  4. Step 4: Simplify right side
    5,986.94x = 31,938,947.14
  5. Step 5: Solve for x
    x = 31,938,947.14/5,986.94
  6. Step 6: Final answer
    x = 5,334.77

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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.