Home / 2,005.04-3,002.09-1,516.61

Finding the Fourth Proportional to 2,005.04, 3,002.09 and 1,516.61

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Solution

The fourth proportional to 2,005.04, 3,002.09 and 1,516.61 is: 2,270.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005.04 : 3,002.09 = 1,516.61 : x
  2. Step 2: Convert to fraction form
    2,005.04/3,002.09 = 1,516.61/x
  3. Step 3: Cross multiply
    2,005.04x = 3,002.09 × 1,516.61
  4. Step 4: Simplify right side
    2,005.04x = 4,552,977.12
  5. Step 5: Solve for x
    x = 4,552,977.12/2,005.04
  6. Step 6: Final answer
    x = 2,270.77

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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.