Home / 8,816.28-13,215.98-3,268.14

Finding the Fourth Proportional to 8,816.28, 13,215.98 and 3,268.14

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Solution

The fourth proportional to 8,816.28, 13,215.98 and 3,268.14 is: 4,899.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,816.28 : 13,215.98 = 3,268.14 : x
  2. Step 2: Convert to fraction form
    8,816.28/13,215.98 = 3,268.14/x
  3. Step 3: Cross multiply
    8,816.28x = 13,215.98 × 3,268.14
  4. Step 4: Simplify right side
    8,816.28x = 43,191,631.49
  5. Step 5: Solve for x
    x = 43,191,631.49/8,816.28
  6. Step 6: Final answer
    x = 4,899.08

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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.