Home / 12,272.25-16,935.89-6,683.25

Finding the Fourth Proportional to 12,272.25, 16,935.89 and 6,683.25

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Solution

The fourth proportional to 12,272.25, 16,935.89 and 6,683.25 is: 9,222.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,272.25 : 16,935.89 = 6,683.25 : x
  2. Step 2: Convert to fraction form
    12,272.25/16,935.89 = 6,683.25/x
  3. Step 3: Cross multiply
    12,272.25x = 16,935.89 × 6,683.25
  4. Step 4: Simplify right side
    12,272.25x = 113,186,753.43
  5. Step 5: Solve for x
    x = 113,186,753.43/12,272.25
  6. Step 6: Final answer
    x = 9,222.98

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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.