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Finding the Fourth Proportional to 3,576.87, 5,362.13 and 1,354.16

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Solution

The fourth proportional to 3,576.87, 5,362.13 and 1,354.16 is: 2,030.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.87 : 5,362.13 = 1,354.16 : x
  2. Step 2: Convert to fraction form
    3,576.87/5,362.13 = 1,354.16/x
  3. Step 3: Cross multiply
    3,576.87x = 5,362.13 × 1,354.16
  4. Step 4: Simplify right side
    3,576.87x = 7,261,148.38
  5. Step 5: Solve for x
    x = 7,261,148.38/3,576.87
  6. Step 6: Final answer
    x = 2,030.03

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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.