Home / 12,058.23-18,089.93-3,738.06

Finding the Fourth Proportional to 12,058.23, 18,089.93 and 3,738.06

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Solution

The fourth proportional to 12,058.23, 18,089.93 and 3,738.06 is: 5,607.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,058.23 : 18,089.93 = 3,738.06 : x
  2. Step 2: Convert to fraction form
    12,058.23/18,089.93 = 3,738.06/x
  3. Step 3: Cross multiply
    12,058.23x = 18,089.93 × 3,738.06
  4. Step 4: Simplify right side
    12,058.23x = 67,621,225.05
  5. Step 5: Solve for x
    x = 67,621,225.05/12,058.23
  6. Step 6: Final answer
    x = 5,607.89

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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.