Home / 2,284.40-3,426.62-553.04

Finding the Fourth Proportional to 2,284.40, 3,426.62 and 553.04

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Solution

The fourth proportional to 2,284.40, 3,426.62 and 553.04 is: 829.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,284.40 : 3,426.62 = 553.04 : x
  2. Step 2: Convert to fraction form
    2,284.40/3,426.62 = 553.04/x
  3. Step 3: Cross multiply
    2,284.40x = 3,426.62 × 553.04
  4. Step 4: Simplify right side
    2,284.40x = 1,895,057.92
  5. Step 5: Solve for x
    x = 1,895,057.92/2,284.40
  6. Step 6: Final answer
    x = 829.56

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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.