Home / 11,449.56-15,798.42-6,734.73

Finding the Fourth Proportional to 11,449.56, 15,798.42 and 6,734.73

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Solution

The fourth proportional to 11,449.56, 15,798.42 and 6,734.73 is: 9,292.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,449.56 : 15,798.42 = 6,734.73 : x
  2. Step 2: Convert to fraction form
    11,449.56/15,798.42 = 6,734.73/x
  3. Step 3: Cross multiply
    11,449.56x = 15,798.42 × 6,734.73
  4. Step 4: Simplify right side
    11,449.56x = 106,398,093.13
  5. Step 5: Solve for x
    x = 106,398,093.13/11,449.56
  6. Step 6: Final answer
    x = 9,292.77

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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.