Home / 3,631.61-5,011.42-2,038.11

Finding the Fourth Proportional to 3,631.61, 5,011.42 and 2,038.11

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Solution

The fourth proportional to 3,631.61, 5,011.42 and 2,038.11 is: 2,812.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631.61 : 5,011.42 = 2,038.11 : x
  2. Step 2: Convert to fraction form
    3,631.61/5,011.42 = 2,038.11/x
  3. Step 3: Cross multiply
    3,631.61x = 5,011.42 × 2,038.11
  4. Step 4: Simplify right side
    3,631.61x = 10,213,789.97
  5. Step 5: Solve for x
    x = 10,213,789.97/3,631.61
  6. Step 6: Final answer
    x = 2,812.47

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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.