Home / 8,226.14-11,351.61-4,641.68

Finding the Fourth Proportional to 8,226.14, 11,351.61 and 4,641.68

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Solution

The fourth proportional to 8,226.14, 11,351.61 and 4,641.68 is: 6,405.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226.14 : 11,351.61 = 4,641.68 : x
  2. Step 2: Convert to fraction form
    8,226.14/11,351.61 = 4,641.68/x
  3. Step 3: Cross multiply
    8,226.14x = 11,351.61 × 4,641.68
  4. Step 4: Simplify right side
    8,226.14x = 52,690,569.48
  5. Step 5: Solve for x
    x = 52,690,569.48/8,226.14
  6. Step 6: Final answer
    x = 6,405.26

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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.