Home / 6,446.73-9,670.68-2,550.21

Finding the Fourth Proportional to 6,446.73, 9,670.68 and 2,550.21

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Solution

The fourth proportional to 6,446.73, 9,670.68 and 2,550.21 is: 3,825.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,446.73 : 9,670.68 = 2,550.21 : x
  2. Step 2: Convert to fraction form
    6,446.73/9,670.68 = 2,550.21/x
  3. Step 3: Cross multiply
    6,446.73x = 9,670.68 × 2,550.21
  4. Step 4: Simplify right side
    6,446.73x = 24,662,264.84
  5. Step 5: Solve for x
    x = 24,662,264.84/6,446.73
  6. Step 6: Final answer
    x = 3,825.55

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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.