Home / 8,327.16-11,480.40-5,965.20

Finding the Fourth Proportional to 8,327.16, 11,480.40 and 5,965.20

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Solution

The fourth proportional to 8,327.16, 11,480.40 and 5,965.20 is: 8,224.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,327.16 : 11,480.40 = 5,965.20 : x
  2. Step 2: Convert to fraction form
    8,327.16/11,480.40 = 5,965.20/x
  3. Step 3: Cross multiply
    8,327.16x = 11,480.40 × 5,965.20
  4. Step 4: Simplify right side
    8,327.16x = 68,482,882.08
  5. Step 5: Solve for x
    x = 68,482,882.08/8,327.16
  6. Step 6: Final answer
    x = 8,224.04

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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.