Home / 8,749.08-13,132.26-3,822.12

Finding the Fourth Proportional to 8,749.08, 13,132.26 and 3,822.12

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Solution

The fourth proportional to 8,749.08, 13,132.26 and 3,822.12 is: 5,736.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749.08 : 13,132.26 = 3,822.12 : x
  2. Step 2: Convert to fraction form
    8,749.08/13,132.26 = 3,822.12/x
  3. Step 3: Cross multiply
    8,749.08x = 13,132.26 × 3,822.12
  4. Step 4: Simplify right side
    8,749.08x = 50,193,073.59
  5. Step 5: Solve for x
    x = 50,193,073.59/8,749.08
  6. Step 6: Final answer
    x = 5,736.95

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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.