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Finding the Fourth Proportional to 11,477.52, 17,194.05 and 6,722.19

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Solution

The fourth proportional to 11,477.52, 17,194.05 and 6,722.19 is: 10,070.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,477.52 : 17,194.05 = 6,722.19 : x
  2. Step 2: Convert to fraction form
    11,477.52/17,194.05 = 6,722.19/x
  3. Step 3: Cross multiply
    11,477.52x = 17,194.05 × 6,722.19
  4. Step 4: Simplify right side
    11,477.52x = 115,581,670.97
  5. Step 5: Solve for x
    x = 115,581,670.97/11,477.52
  6. Step 6: Final answer
    x = 10,070.27

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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.