Home / 5,189.92-7,160.06-3,197.02

Finding the Fourth Proportional to 5,189.92, 7,160.06 and 3,197.02

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Solution

The fourth proportional to 5,189.92, 7,160.06 and 3,197.02 is: 4,410.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189.92 : 7,160.06 = 3,197.02 : x
  2. Step 2: Convert to fraction form
    5,189.92/7,160.06 = 3,197.02/x
  3. Step 3: Cross multiply
    5,189.92x = 7,160.06 × 3,197.02
  4. Step 4: Simplify right side
    5,189.92x = 22,890,855.02
  5. Step 5: Solve for x
    x = 22,890,855.02/5,189.92
  6. Step 6: Final answer
    x = 4,410.64

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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.