Home / 6,446.25-9,669.43-2,550.65

Finding the Fourth Proportional to 6,446.25, 9,669.43 and 2,550.65

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Solution

The fourth proportional to 6,446.25, 9,669.43 and 2,550.65 is: 3,826.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,446.25 : 9,669.43 = 2,550.65 : x
  2. Step 2: Convert to fraction form
    6,446.25/9,669.43 = 2,550.65/x
  3. Step 3: Cross multiply
    6,446.25x = 9,669.43 × 2,550.65
  4. Step 4: Simplify right side
    6,446.25x = 24,663,331.63
  5. Step 5: Solve for x
    x = 24,663,331.63/6,446.25
  6. Step 6: Final answer
    x = 3,826.00

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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.