Home / 3,761.64-5,631.12-2,025

Finding the Fourth Proportional to 3,761.64, 5,631.12 and 2,025

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Solution

The fourth proportional to 3,761.64, 5,631.12 and 2,025 is: 3,031.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,761.64 : 5,631.12 = 2,025 : x
  2. Step 2: Convert to fraction form
    3,761.64/5,631.12 = 2,025/x
  3. Step 3: Cross multiply
    3,761.64x = 5,631.12 × 2,025
  4. Step 4: Simplify right side
    3,761.64x = 11,403,018
  5. Step 5: Solve for x
    x = 11,403,018/3,761.64
  6. Step 6: Final answer
    x = 3,031.40

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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.