Home / 10,729.09-14,806.97-6,753.61

Finding the Fourth Proportional to 10,729.09, 14,806.97 and 6,753.61

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Solution

The fourth proportional to 10,729.09, 14,806.97 and 6,753.61 is: 9,320.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,729.09 : 14,806.97 = 6,753.61 : x
  2. Step 2: Convert to fraction form
    10,729.09/14,806.97 = 6,753.61/x
  3. Step 3: Cross multiply
    10,729.09x = 14,806.97 × 6,753.61
  4. Step 4: Simplify right side
    10,729.09x = 100,000,500.66
  5. Step 5: Solve for x
    x = 100,000,500.66/10,729.09
  6. Step 6: Final answer
    x = 9,320.50

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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.