Home / 6,383.06-9,579.27-4,191.02

Finding the Fourth Proportional to 6,383.06, 9,579.27 and 4,191.02

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Solution

The fourth proportional to 6,383.06, 9,579.27 and 4,191.02 is: 6,289.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,383.06 : 9,579.27 = 4,191.02 : x
  2. Step 2: Convert to fraction form
    6,383.06/9,579.27 = 4,191.02/x
  3. Step 3: Cross multiply
    6,383.06x = 9,579.27 × 4,191.02
  4. Step 4: Simplify right side
    6,383.06x = 40,146,912.16
  5. Step 5: Solve for x
    x = 40,146,912.16/6,383.06
  6. Step 6: Final answer
    x = 6,289.60

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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.