Home / 3,749.83-5,172.92-2,424.67

Finding the Fourth Proportional to 3,749.83, 5,172.92 and 2,424.67

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Solution

The fourth proportional to 3,749.83, 5,172.92 and 2,424.67 is: 3,344.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.83 : 5,172.92 = 2,424.67 : x
  2. Step 2: Convert to fraction form
    3,749.83/5,172.92 = 2,424.67/x
  3. Step 3: Cross multiply
    3,749.83x = 5,172.92 × 2,424.67
  4. Step 4: Simplify right side
    3,749.83x = 12,542,623.94
  5. Step 5: Solve for x
    x = 12,542,623.94/3,749.83
  6. Step 6: Final answer
    x = 3,344.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.