Home / 11,194.91-15,448.64-6,159.12

Finding the Fourth Proportional to 11,194.91, 15,448.64 and 6,159.12

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Solution

The fourth proportional to 11,194.91, 15,448.64 and 6,159.12 is: 8,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,194.91 : 15,448.64 = 6,159.12 : x
  2. Step 2: Convert to fraction form
    11,194.91/15,448.64 = 6,159.12/x
  3. Step 3: Cross multiply
    11,194.91x = 15,448.64 × 6,159.12
  4. Step 4: Simplify right side
    11,194.91x = 95,150,027.60
  5. Step 5: Solve for x
    x = 95,150,027.60/11,194.91
  6. Step 6: Final answer
    x = 8,499.40

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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.