Home / 2,902.43-4,005.39-1,576.16

Finding the Fourth Proportional to 2,902.43, 4,005.39 and 1,576.16

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Solution

The fourth proportional to 2,902.43, 4,005.39 and 1,576.16 is: 2,175.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,902.43 : 4,005.39 = 1,576.16 : x
  2. Step 2: Convert to fraction form
    2,902.43/4,005.39 = 1,576.16/x
  3. Step 3: Cross multiply
    2,902.43x = 4,005.39 × 1,576.16
  4. Step 4: Simplify right side
    2,902.43x = 6,313,115.48
  5. Step 5: Solve for x
    x = 6,313,115.48/2,902.43
  6. Step 6: Final answer
    x = 2,175.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.