Home / 8,954.94-13,432.53-3,111.66

Finding the Fourth Proportional to 8,954.94, 13,432.53 and 3,111.66

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Solution

The fourth proportional to 8,954.94, 13,432.53 and 3,111.66 is: 4,667.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954.94 : 13,432.53 = 3,111.66 : x
  2. Step 2: Convert to fraction form
    8,954.94/13,432.53 = 3,111.66/x
  3. Step 3: Cross multiply
    8,954.94x = 13,432.53 × 3,111.66
  4. Step 4: Simplify right side
    8,954.94x = 41,797,466.30
  5. Step 5: Solve for x
    x = 41,797,466.30/8,954.94
  6. Step 6: Final answer
    x = 4,667.53

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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.