Home / 9,650.08-13,313.88-5,921.92

Finding the Fourth Proportional to 9,650.08, 13,313.88 and 5,921.92

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Solution

The fourth proportional to 9,650.08, 13,313.88 and 5,921.92 is: 8,170.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,650.08 : 13,313.88 = 5,921.92 : x
  2. Step 2: Convert to fraction form
    9,650.08/13,313.88 = 5,921.92/x
  3. Step 3: Cross multiply
    9,650.08x = 13,313.88 × 5,921.92
  4. Step 4: Simplify right side
    9,650.08x = 78,843,732.25
  5. Step 5: Solve for x
    x = 78,843,732.25/9,650.08
  6. Step 6: Final answer
    x = 8,170.27

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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.