Home / 2,633.77-3,947.50-1,226.28

Finding the Fourth Proportional to 2,633.77, 3,947.50 and 1,226.28

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Solution

The fourth proportional to 2,633.77, 3,947.50 and 1,226.28 is: 1,837.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,633.77 : 3,947.50 = 1,226.28 : x
  2. Step 2: Convert to fraction form
    2,633.77/3,947.50 = 1,226.28/x
  3. Step 3: Cross multiply
    2,633.77x = 3,947.50 × 1,226.28
  4. Step 4: Simplify right side
    2,633.77x = 4,840,740.30
  5. Step 5: Solve for x
    x = 4,840,740.30/2,633.77
  6. Step 6: Final answer
    x = 1,837.95

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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.