Home / 10,945.02-15,104.22-6,229.61

Finding the Fourth Proportional to 10,945.02, 15,104.22 and 6,229.61

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Solution

The fourth proportional to 10,945.02, 15,104.22 and 6,229.61 is: 8,596.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,945.02 : 15,104.22 = 6,229.61 : x
  2. Step 2: Convert to fraction form
    10,945.02/15,104.22 = 6,229.61/x
  3. Step 3: Cross multiply
    10,945.02x = 15,104.22 × 6,229.61
  4. Step 4: Simplify right side
    10,945.02x = 94,093,392.75
  5. Step 5: Solve for x
    x = 94,093,392.75/10,945.02
  6. Step 6: Final answer
    x = 8,596.91

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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.