Home / 8,268.96-11,412.48-6,179.04

Finding the Fourth Proportional to 8,268.96, 11,412.48 and 6,179.04

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Solution

The fourth proportional to 8,268.96, 11,412.48 and 6,179.04 is: 8,528.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.96 : 11,412.48 = 6,179.04 : x
  2. Step 2: Convert to fraction form
    8,268.96/11,412.48 = 6,179.04/x
  3. Step 3: Cross multiply
    8,268.96x = 11,412.48 × 6,179.04
  4. Step 4: Simplify right side
    8,268.96x = 70,518,170.42
  5. Step 5: Solve for x
    x = 70,518,170.42/8,268.96
  6. Step 6: Final answer
    x = 8,528.06

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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.