Home / 12,297.08-16,967.85-6,918.77

Finding the Fourth Proportional to 12,297.08, 16,967.85 and 6,918.77

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Solution

The fourth proportional to 12,297.08, 16,967.85 and 6,918.77 is: 9,546.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,297.08 : 16,967.85 = 6,918.77 : x
  2. Step 2: Convert to fraction form
    12,297.08/16,967.85 = 6,918.77/x
  3. Step 3: Cross multiply
    12,297.08x = 16,967.85 × 6,918.77
  4. Step 4: Simplify right side
    12,297.08x = 117,396,630.33
  5. Step 5: Solve for x
    x = 117,396,630.33/12,297.08
  6. Step 6: Final answer
    x = 9,546.71

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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.