Home / 7,724.96-10,660.83-4,322.35

Finding the Fourth Proportional to 7,724.96, 10,660.83 and 4,322.35

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Solution

The fourth proportional to 7,724.96, 10,660.83 and 4,322.35 is: 5,965.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724.96 : 10,660.83 = 4,322.35 : x
  2. Step 2: Convert to fraction form
    7,724.96/10,660.83 = 4,322.35/x
  3. Step 3: Cross multiply
    7,724.96x = 10,660.83 × 4,322.35
  4. Step 4: Simplify right side
    7,724.96x = 46,079,859.98
  5. Step 5: Solve for x
    x = 46,079,859.98/7,724.96
  6. Step 6: Final answer
    x = 5,965.06

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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.