Home / 6,190.61-8,540.36-4,144.05

Finding the Fourth Proportional to 6,190.61, 8,540.36 and 4,144.05

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Solution

The fourth proportional to 6,190.61, 8,540.36 and 4,144.05 is: 5,717.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.61 : 8,540.36 = 4,144.05 : x
  2. Step 2: Convert to fraction form
    6,190.61/8,540.36 = 4,144.05/x
  3. Step 3: Cross multiply
    6,190.61x = 8,540.36 × 4,144.05
  4. Step 4: Simplify right side
    6,190.61x = 35,391,658.14
  5. Step 5: Solve for x
    x = 35,391,658.14/6,190.61
  6. Step 6: Final answer
    x = 5,717.00

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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.