Home / 9,954.23-13,738.92-5,705.96

Finding the Fourth Proportional to 9,954.23, 13,738.92 and 5,705.96

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Solution

The fourth proportional to 9,954.23, 13,738.92 and 5,705.96 is: 7,875.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,954.23 : 13,738.92 = 5,705.96 : x
  2. Step 2: Convert to fraction form
    9,954.23/13,738.92 = 5,705.96/x
  3. Step 3: Cross multiply
    9,954.23x = 13,738.92 × 5,705.96
  4. Step 4: Simplify right side
    9,954.23x = 78,393,727.96
  5. Step 5: Solve for x
    x = 78,393,727.96/9,954.23
  6. Step 6: Final answer
    x = 7,875.42

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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.