Home / 3,345.28-5,013.12-2,933.44

Finding the Fourth Proportional to 3,345.28, 5,013.12 and 2,933.44

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Solution

The fourth proportional to 3,345.28, 5,013.12 and 2,933.44 is: 4,395.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.28 : 5,013.12 = 2,933.44 : x
  2. Step 2: Convert to fraction form
    3,345.28/5,013.12 = 2,933.44/x
  3. Step 3: Cross multiply
    3,345.28x = 5,013.12 × 2,933.44
  4. Step 4: Simplify right side
    3,345.28x = 14,705,686.73
  5. Step 5: Solve for x
    x = 14,705,686.73/3,345.28
  6. Step 6: Final answer
    x = 4,395.95

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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.