Home / 6,119.80-9,174.52-2,997.15

Finding the Fourth Proportional to 6,119.80, 9,174.52 and 2,997.15

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Solution

The fourth proportional to 6,119.80, 9,174.52 and 2,997.15 is: 4,493.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119.80 : 9,174.52 = 2,997.15 : x
  2. Step 2: Convert to fraction form
    6,119.80/9,174.52 = 2,997.15/x
  3. Step 3: Cross multiply
    6,119.80x = 9,174.52 × 2,997.15
  4. Step 4: Simplify right side
    6,119.80x = 27,497,416.71
  5. Step 5: Solve for x
    x = 27,497,416.71/6,119.80
  6. Step 6: Final answer
    x = 4,493.19

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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.