Home / 12,175.24-16,801.54-6,869.92

Finding the Fourth Proportional to 12,175.24, 16,801.54 and 6,869.92

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Solution

The fourth proportional to 12,175.24, 16,801.54 and 6,869.92 is: 9,480.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,175.24 : 16,801.54 = 6,869.92 : x
  2. Step 2: Convert to fraction form
    12,175.24/16,801.54 = 6,869.92/x
  3. Step 3: Cross multiply
    12,175.24x = 16,801.54 × 6,869.92
  4. Step 4: Simplify right side
    12,175.24x = 115,425,235.68
  5. Step 5: Solve for x
    x = 115,425,235.68/12,175.24
  6. Step 6: Final answer
    x = 9,480.33

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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.