Home / 4,226.68-6,338.22-2,116.91

Finding the Fourth Proportional to 4,226.68, 6,338.22 and 2,116.91

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Solution

The fourth proportional to 4,226.68, 6,338.22 and 2,116.91 is: 3,174.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,226.68 : 6,338.22 = 2,116.91 : x
  2. Step 2: Convert to fraction form
    4,226.68/6,338.22 = 2,116.91/x
  3. Step 3: Cross multiply
    4,226.68x = 6,338.22 × 2,116.91
  4. Step 4: Simplify right side
    4,226.68x = 13,417,449.24
  5. Step 5: Solve for x
    x = 13,417,449.24/4,226.68
  6. Step 6: Final answer
    x = 3,174.46

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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.