Home / 12,058.74-18,091.08-3,738.96

Finding the Fourth Proportional to 12,058.74, 18,091.08 and 3,738.96

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Solution

The fourth proportional to 12,058.74, 18,091.08 and 3,738.96 is: 5,609.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,058.74 : 18,091.08 = 3,738.96 : x
  2. Step 2: Convert to fraction form
    12,058.74/18,091.08 = 3,738.96/x
  3. Step 3: Cross multiply
    12,058.74x = 18,091.08 × 3,738.96
  4. Step 4: Simplify right side
    12,058.74x = 67,641,824.48
  5. Step 5: Solve for x
    x = 67,641,824.48/12,058.74
  6. Step 6: Final answer
    x = 5,609.36

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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.