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Finding the Fourth Proportional to 9,894.22, 14,841.79 and 5,508.37

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Solution

The fourth proportional to 9,894.22, 14,841.79 and 5,508.37 is: 8,262.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,894.22 : 14,841.79 = 5,508.37 : x
  2. Step 2: Convert to fraction form
    9,894.22/14,841.79 = 5,508.37/x
  3. Step 3: Cross multiply
    9,894.22x = 14,841.79 × 5,508.37
  4. Step 4: Simplify right side
    9,894.22x = 81,754,070.78
  5. Step 5: Solve for x
    x = 81,754,070.78/9,894.22
  6. Step 6: Final answer
    x = 8,262.81

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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.