Home / 3,038.87-4,560.53-1,945.91

Finding the Fourth Proportional to 3,038.87, 4,560.53 and 1,945.91

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Solution

The fourth proportional to 3,038.87, 4,560.53 and 1,945.91 is: 2,920.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.87 : 4,560.53 = 1,945.91 : x
  2. Step 2: Convert to fraction form
    3,038.87/4,560.53 = 1,945.91/x
  3. Step 3: Cross multiply
    3,038.87x = 4,560.53 × 1,945.91
  4. Step 4: Simplify right side
    3,038.87x = 8,874,380.93
  5. Step 5: Solve for x
    x = 8,874,380.93/3,038.87
  6. Step 6: Final answer
    x = 2,920.29

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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.