Home / 6,249.80-9,363.90-4,057.40

Finding the Fourth Proportional to 6,249.80, 9,363.90 and 4,057.40

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Solution

The fourth proportional to 6,249.80, 9,363.90 and 4,057.40 is: 6,079.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,249.80 : 9,363.90 = 4,057.40 : x
  2. Step 2: Convert to fraction form
    6,249.80/9,363.90 = 4,057.40/x
  3. Step 3: Cross multiply
    6,249.80x = 9,363.90 × 4,057.40
  4. Step 4: Simplify right side
    6,249.80x = 37,993,087.86
  5. Step 5: Solve for x
    x = 37,993,087.86/6,249.80
  6. Step 6: Final answer
    x = 6,079.09

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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.