Home / 6,206.20-8,562.66-4,081.12

Finding the Fourth Proportional to 6,206.20, 8,562.66 and 4,081.12

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Solution

The fourth proportional to 6,206.20, 8,562.66 and 4,081.12 is: 5,630.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,206.20 : 8,562.66 = 4,081.12 : x
  2. Step 2: Convert to fraction form
    6,206.20/8,562.66 = 4,081.12/x
  3. Step 3: Cross multiply
    6,206.20x = 8,562.66 × 4,081.12
  4. Step 4: Simplify right side
    6,206.20x = 34,945,242.98
  5. Step 5: Solve for x
    x = 34,945,242.98/6,206.20
  6. Step 6: Final answer
    x = 5,630.70

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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.