Home / 12,058.35-18,089.66-4,160.25

Finding the Fourth Proportional to 12,058.35, 18,089.66 and 4,160.25

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Solution

The fourth proportional to 12,058.35, 18,089.66 and 4,160.25 is: 6,241.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,058.35 : 18,089.66 = 4,160.25 : x
  2. Step 2: Convert to fraction form
    12,058.35/18,089.66 = 4,160.25/x
  3. Step 3: Cross multiply
    12,058.35x = 18,089.66 × 4,160.25
  4. Step 4: Simplify right side
    12,058.35x = 75,257,487.21
  5. Step 5: Solve for x
    x = 75,257,487.21/12,058.35
  6. Step 6: Final answer
    x = 6,241.11

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1.5x scale

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.