Home / 12,233.13-16,881.70-6,644.09

Finding the Fourth Proportional to 12,233.13, 16,881.70 and 6,644.09

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Solution

The fourth proportional to 12,233.13, 16,881.70 and 6,644.09 is: 9,168.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,233.13 : 16,881.70 = 6,644.09 : x
  2. Step 2: Convert to fraction form
    12,233.13/16,881.70 = 6,644.09/x
  3. Step 3: Cross multiply
    12,233.13x = 16,881.70 × 6,644.09
  4. Step 4: Simplify right side
    12,233.13x = 112,163,534.15
  5. Step 5: Solve for x
    x = 112,163,534.15/12,233.13
  6. Step 6: Final answer
    x = 9,168.83

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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.