Home / 12,046.12-16,622.88-6,740.88

Finding the Fourth Proportional to 12,046.12, 16,622.88 and 6,740.88

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Solution

The fourth proportional to 12,046.12, 16,622.88 and 6,740.88 is: 9,301.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,046.12 : 16,622.88 = 6,740.88 : x
  2. Step 2: Convert to fraction form
    12,046.12/16,622.88 = 6,740.88/x
  3. Step 3: Cross multiply
    12,046.12x = 16,622.88 × 6,740.88
  4. Step 4: Simplify right side
    12,046.12x = 112,052,839.33
  5. Step 5: Solve for x
    x = 112,052,839.33/12,046.12
  6. Step 6: Final answer
    x = 9,301.99

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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.