Home / 12,272.25-16,935.77-6,967.15

Finding the Fourth Proportional to 12,272.25, 16,935.77 and 6,967.15

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Solution

The fourth proportional to 12,272.25, 16,935.77 and 6,967.15 is: 9,614.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,272.25 : 16,935.77 = 6,967.15 : x
  2. Step 2: Convert to fraction form
    12,272.25/16,935.77 = 6,967.15/x
  3. Step 3: Cross multiply
    12,272.25x = 16,935.77 × 6,967.15
  4. Step 4: Simplify right side
    12,272.25x = 117,994,049.96
  5. Step 5: Solve for x
    x = 117,994,049.96/12,272.25
  6. Step 6: Final answer
    x = 9,614.70

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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.