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Finding the Fourth Proportional to 12,248.82, 16,903.44 and 6,944.04

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Solution

The fourth proportional to 12,248.82, 16,903.44 and 6,944.04 is: 9,582.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,248.82 : 16,903.44 = 6,944.04 : x
  2. Step 2: Convert to fraction form
    12,248.82/16,903.44 = 6,944.04/x
  3. Step 3: Cross multiply
    12,248.82x = 16,903.44 × 6,944.04
  4. Step 4: Simplify right side
    12,248.82x = 117,378,163.50
  5. Step 5: Solve for x
    x = 117,378,163.50/12,248.82
  6. Step 6: Final answer
    x = 9,582.81

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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.