Home / 6,266.09-8,651.18-3,911.69

Finding the Fourth Proportional to 6,266.09, 8,651.18 and 3,911.69

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Solution

The fourth proportional to 6,266.09, 8,651.18 and 3,911.69 is: 5,400.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,266.09 : 8,651.18 = 3,911.69 : x
  2. Step 2: Convert to fraction form
    6,266.09/8,651.18 = 3,911.69/x
  3. Step 3: Cross multiply
    6,266.09x = 8,651.18 × 3,911.69
  4. Step 4: Simplify right side
    6,266.09x = 33,840,700.82
  5. Step 5: Solve for x
    x = 33,840,700.82/6,266.09
  6. Step 6: Final answer
    x = 5,400.61

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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.