Home / 7,022.80-10,526.91-3,322.22

Finding the Fourth Proportional to 7,022.80, 10,526.91 and 3,322.22

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Solution

The fourth proportional to 7,022.80, 10,526.91 and 3,322.22 is: 4,979.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022.80 : 10,526.91 = 3,322.22 : x
  2. Step 2: Convert to fraction form
    7,022.80/10,526.91 = 3,322.22/x
  3. Step 3: Cross multiply
    7,022.80x = 10,526.91 × 3,322.22
  4. Step 4: Simplify right side
    7,022.80x = 34,972,664.53
  5. Step 5: Solve for x
    x = 34,972,664.53/7,022.80
  6. Step 6: Final answer
    x = 4,979.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.