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Finding the Fourth Proportional to 4,550.87, 6,826.31 and 1,263.99

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Solution

The fourth proportional to 4,550.87, 6,826.31 and 1,263.99 is: 1,895.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,550.87 : 6,826.31 = 1,263.99 : x
  2. Step 2: Convert to fraction form
    4,550.87/6,826.31 = 1,263.99/x
  3. Step 3: Cross multiply
    4,550.87x = 6,826.31 × 1,263.99
  4. Step 4: Simplify right side
    4,550.87x = 8,628,387.58
  5. Step 5: Solve for x
    x = 8,628,387.58/4,550.87
  6. Step 6: Final answer
    x = 1,895.99

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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.