Home / 11,781.04-17,650.79-6,222.11

Finding the Fourth Proportional to 11,781.04, 17,650.79 and 6,222.11

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Solution

The fourth proportional to 11,781.04, 17,650.79 and 6,222.11 is: 9,322.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,781.04 : 17,650.79 = 6,222.11 : x
  2. Step 2: Convert to fraction form
    11,781.04/17,650.79 = 6,222.11/x
  3. Step 3: Cross multiply
    11,781.04x = 17,650.79 × 6,222.11
  4. Step 4: Simplify right side
    11,781.04x = 109,825,125.86
  5. Step 5: Solve for x
    x = 109,825,125.86/11,781.04
  6. Step 6: Final answer
    x = 9,322.19

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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.