Home / 12,058.92-18,086.34-3,291.81

Finding the Fourth Proportional to 12,058.92, 18,086.34 and 3,291.81

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Solution

The fourth proportional to 12,058.92, 18,086.34 and 3,291.81 is: 4,937.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,058.92 : 18,086.34 = 3,291.81 : x
  2. Step 2: Convert to fraction form
    12,058.92/18,086.34 = 3,291.81/x
  3. Step 3: Cross multiply
    12,058.92x = 18,086.34 × 3,291.81
  4. Step 4: Simplify right side
    12,058.92x = 59,536,794.88
  5. Step 5: Solve for x
    x = 59,536,794.88/12,058.92
  6. Step 6: Final answer
    x = 4,937.16

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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.