Home / 3,320.25-4,977.03-2,088.54

Finding the Fourth Proportional to 3,320.25, 4,977.03 and 2,088.54

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Solution

The fourth proportional to 3,320.25, 4,977.03 and 2,088.54 is: 3,130.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.25 : 4,977.03 = 2,088.54 : x
  2. Step 2: Convert to fraction form
    3,320.25/4,977.03 = 2,088.54/x
  3. Step 3: Cross multiply
    3,320.25x = 4,977.03 × 2,088.54
  4. Step 4: Simplify right side
    3,320.25x = 10,394,726.24
  5. Step 5: Solve for x
    x = 10,394,726.24/3,320.25
  6. Step 6: Final answer
    x = 3,130.71

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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.