Home / 12,253.87-16,910.34-6,948.69

Finding the Fourth Proportional to 12,253.87, 16,910.34 and 6,948.69

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Solution

The fourth proportional to 12,253.87, 16,910.34 and 6,948.69 is: 9,589.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,253.87 : 16,910.34 = 6,948.69 : x
  2. Step 2: Convert to fraction form
    12,253.87/16,910.34 = 6,948.69/x
  3. Step 3: Cross multiply
    12,253.87x = 16,910.34 × 6,948.69
  4. Step 4: Simplify right side
    12,253.87x = 117,504,710.45
  5. Step 5: Solve for x
    x = 117,504,710.45/12,253.87
  6. Step 6: Final answer
    x = 9,589.19

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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.