Home / 8,852.43-13,278.68-3,305.72

Finding the Fourth Proportional to 8,852.43, 13,278.68 and 3,305.72

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Solution

The fourth proportional to 8,852.43, 13,278.68 and 3,305.72 is: 4,958.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,852.43 : 13,278.68 = 3,305.72 : x
  2. Step 2: Convert to fraction form
    8,852.43/13,278.68 = 3,305.72/x
  3. Step 3: Cross multiply
    8,852.43x = 13,278.68 × 3,305.72
  4. Step 4: Simplify right side
    8,852.43x = 43,895,523.39
  5. Step 5: Solve for x
    x = 43,895,523.39/8,852.43
  6. Step 6: Final answer
    x = 4,958.58

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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.