Home / 8,910.28-13,365.42-3,362.12

Finding the Fourth Proportional to 8,910.28, 13,365.42 and 3,362.12

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Solution

The fourth proportional to 8,910.28, 13,365.42 and 3,362.12 is: 5,043.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,910.28 : 13,365.42 = 3,362.12 : x
  2. Step 2: Convert to fraction form
    8,910.28/13,365.42 = 3,362.12/x
  3. Step 3: Cross multiply
    8,910.28x = 13,365.42 × 3,362.12
  4. Step 4: Simplify right side
    8,910.28x = 44,936,145.89
  5. Step 5: Solve for x
    x = 44,936,145.89/8,910.28
  6. Step 6: Final answer
    x = 5,043.18

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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.