Home / 6,447.27-9,661.19-2,550.63

Finding the Fourth Proportional to 6,447.27, 9,661.19 and 2,550.63

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Solution

The fourth proportional to 6,447.27, 9,661.19 and 2,550.63 is: 3,822.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,447.27 : 9,661.19 = 2,550.63 : x
  2. Step 2: Convert to fraction form
    6,447.27/9,661.19 = 2,550.63/x
  3. Step 3: Cross multiply
    6,447.27x = 9,661.19 × 2,550.63
  4. Step 4: Simplify right side
    6,447.27x = 24,642,108.30
  5. Step 5: Solve for x
    x = 24,642,108.30/6,447.27
  6. Step 6: Final answer
    x = 3,822.10

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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.