Home / 11,194.08-15,446.20-6,716.88

Finding the Fourth Proportional to 11,194.08, 15,446.20 and 6,716.88

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Solution

The fourth proportional to 11,194.08, 15,446.20 and 6,716.88 is: 9,268.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,194.08 : 15,446.20 = 6,716.88 : x
  2. Step 2: Convert to fraction form
    11,194.08/15,446.20 = 6,716.88/x
  3. Step 3: Cross multiply
    11,194.08x = 15,446.20 × 6,716.88
  4. Step 4: Simplify right side
    11,194.08x = 103,750,271.86
  5. Step 5: Solve for x
    x = 103,750,271.86/11,194.08
  6. Step 6: Final answer
    x = 9,268.32

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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.