Home / 12,204.12-18,304.56-4,806.66

Finding the Fourth Proportional to 12,204.12, 18,304.56 and 4,806.66

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Solution

The fourth proportional to 12,204.12, 18,304.56 and 4,806.66 is: 7,209.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,204.12 : 18,304.56 = 4,806.66 : x
  2. Step 2: Convert to fraction form
    12,204.12/18,304.56 = 4,806.66/x
  3. Step 3: Cross multiply
    12,204.12x = 18,304.56 × 4,806.66
  4. Step 4: Simplify right side
    12,204.12x = 87,983,796.37
  5. Step 5: Solve for x
    x = 87,983,796.37/12,204.12
  6. Step 6: Final answer
    x = 7,209.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.