Home / 8,856.84-13,286.08-2,933.76

Finding the Fourth Proportional to 8,856.84, 13,286.08 and 2,933.76

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Solution

The fourth proportional to 8,856.84, 13,286.08 and 2,933.76 is: 4,400.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,856.84 : 13,286.08 = 2,933.76 : x
  2. Step 2: Convert to fraction form
    8,856.84/13,286.08 = 2,933.76/x
  3. Step 3: Cross multiply
    8,856.84x = 13,286.08 × 2,933.76
  4. Step 4: Simplify right side
    8,856.84x = 38,978,170.06
  5. Step 5: Solve for x
    x = 38,978,170.06/8,856.84
  6. Step 6: Final answer
    x = 4,400.91

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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.