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Finding the Fourth Proportional to 12,249.30, 16,903.71 and 6,944.34

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Solution

The fourth proportional to 12,249.30, 16,903.71 and 6,944.34 is: 9,583.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,249.30 : 16,903.71 = 6,944.34 : x
  2. Step 2: Convert to fraction form
    12,249.30/16,903.71 = 6,944.34/x
  3. Step 3: Cross multiply
    12,249.30x = 16,903.71 × 6,944.34
  4. Step 4: Simplify right side
    12,249.30x = 117,385,109.50
  5. Step 5: Solve for x
    x = 117,385,109.50/12,249.30
  6. Step 6: Final answer
    x = 9,583.01

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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.