Home / 11,143.19-16,707.50-3,745.67

Finding the Fourth Proportional to 11,143.19, 16,707.50 and 3,745.67

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Solution

The fourth proportional to 11,143.19, 16,707.50 and 3,745.67 is: 5,616.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,143.19 : 16,707.50 = 3,745.67 : x
  2. Step 2: Convert to fraction form
    11,143.19/16,707.50 = 3,745.67/x
  3. Step 3: Cross multiply
    11,143.19x = 16,707.50 × 3,745.67
  4. Step 4: Simplify right side
    11,143.19x = 62,580,693.31
  5. Step 5: Solve for x
    x = 62,580,693.31/11,143.19
  6. Step 6: Final answer
    x = 5,616.05

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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.