Home / 8,218.28-11,341.23-4,441.44

Finding the Fourth Proportional to 8,218.28, 11,341.23 and 4,441.44

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Solution

The fourth proportional to 8,218.28, 11,341.23 and 4,441.44 is: 6,129.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,218.28 : 11,341.23 = 4,441.44 : x
  2. Step 2: Convert to fraction form
    8,218.28/11,341.23 = 4,441.44/x
  3. Step 3: Cross multiply
    8,218.28x = 11,341.23 × 4,441.44
  4. Step 4: Simplify right side
    8,218.28x = 50,371,392.57
  5. Step 5: Solve for x
    x = 50,371,392.57/8,218.28
  6. Step 6: Final answer
    x = 6,129.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.