Home / 6,127.20-9,181.20-5,301.60

Finding the Fourth Proportional to 6,127.20, 9,181.20 and 5,301.60

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Solution

The fourth proportional to 6,127.20, 9,181.20 and 5,301.60 is: 7,944.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.20 : 9,181.20 = 5,301.60 : x
  2. Step 2: Convert to fraction form
    6,127.20/9,181.20 = 5,301.60/x
  3. Step 3: Cross multiply
    6,127.20x = 9,181.20 × 5,301.60
  4. Step 4: Simplify right side
    6,127.20x = 48,675,049.92
  5. Step 5: Solve for x
    x = 48,675,049.92/6,127.20
  6. Step 6: Final answer
    x = 7,944.09

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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.