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Finding the Fourth Proportional to 11,641.22, 17,446.11 and 6,368.27

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Solution

The fourth proportional to 11,641.22, 17,446.11 and 6,368.27 is: 9,543.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,641.22 : 17,446.11 = 6,368.27 : x
  2. Step 2: Convert to fraction form
    11,641.22/17,446.11 = 6,368.27/x
  3. Step 3: Cross multiply
    11,641.22x = 17,446.11 × 6,368.27
  4. Step 4: Simplify right side
    11,641.22x = 111,101,543.86
  5. Step 5: Solve for x
    x = 111,101,543.86/11,641.22
  6. Step 6: Final answer
    x = 9,543.81

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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.