Home / 5,905.95-8,147.37-3,667.11

Finding the Fourth Proportional to 5,905.95, 8,147.37 and 3,667.11

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Solution

The fourth proportional to 5,905.95, 8,147.37 and 3,667.11 is: 5,058.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905.95 : 8,147.37 = 3,667.11 : x
  2. Step 2: Convert to fraction form
    5,905.95/8,147.37 = 3,667.11/x
  3. Step 3: Cross multiply
    5,905.95x = 8,147.37 × 3,667.11
  4. Step 4: Simplify right side
    5,905.95x = 29,877,302.00
  5. Step 5: Solve for x
    x = 29,877,302.00/5,905.95
  6. Step 6: Final answer
    x = 5,058.85

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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.