Home / 6,822.68-9,419.99-5,226.53

Finding the Fourth Proportional to 6,822.68, 9,419.99 and 5,226.53

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Solution

The fourth proportional to 6,822.68, 9,419.99 and 5,226.53 is: 7,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,822.68 : 9,419.99 = 5,226.53 : x
  2. Step 2: Convert to fraction form
    6,822.68/9,419.99 = 5,226.53/x
  3. Step 3: Cross multiply
    6,822.68x = 9,419.99 × 5,226.53
  4. Step 4: Simplify right side
    6,822.68x = 49,233,787.10
  5. Step 5: Solve for x
    x = 49,233,787.10/6,822.68
  6. Step 6: Final answer
    x = 7,216.20

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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.