Home / 3,029.58-4,545.68-2,787.39

Finding the Fourth Proportional to 3,029.58, 4,545.68 and 2,787.39

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Solution

The fourth proportional to 3,029.58, 4,545.68 and 2,787.39 is: 4,182.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.58 : 4,545.68 = 2,787.39 : x
  2. Step 2: Convert to fraction form
    3,029.58/4,545.68 = 2,787.39/x
  3. Step 3: Cross multiply
    3,029.58x = 4,545.68 × 2,787.39
  4. Step 4: Simplify right side
    3,029.58x = 12,670,569.04
  5. Step 5: Solve for x
    x = 12,670,569.04/3,029.58
  6. Step 6: Final answer
    x = 4,182.29

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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.