Home / 12,066.57-16,650.63-6,761.27

Finding the Fourth Proportional to 12,066.57, 16,650.63 and 6,761.27

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Solution

The fourth proportional to 12,066.57, 16,650.63 and 6,761.27 is: 9,329.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,066.57 : 16,650.63 = 6,761.27 : x
  2. Step 2: Convert to fraction form
    12,066.57/16,650.63 = 6,761.27/x
  3. Step 3: Cross multiply
    12,066.57x = 16,650.63 × 6,761.27
  4. Step 4: Simplify right side
    12,066.57x = 112,579,446.73
  5. Step 5: Solve for x
    x = 112,579,446.73/12,066.57
  6. Step 6: Final answer
    x = 9,329.86

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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.