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Finding the Fourth Proportional to 6,642.77, 9,964.83 and 2,260.54

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Solution

The fourth proportional to 6,642.77, 9,964.83 and 2,260.54 is: 3,391.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642.77 : 9,964.83 = 2,260.54 : x
  2. Step 2: Convert to fraction form
    6,642.77/9,964.83 = 2,260.54/x
  3. Step 3: Cross multiply
    6,642.77x = 9,964.83 × 2,260.54
  4. Step 4: Simplify right side
    6,642.77x = 22,525,846.98
  5. Step 5: Solve for x
    x = 22,525,846.98/6,642.77
  6. Step 6: Final answer
    x = 3,391.03

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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.