Home / 3,832.10-5,748.20-1,639.46

Finding the Fourth Proportional to 3,832.10, 5,748.20 and 1,639.46

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Solution

The fourth proportional to 3,832.10, 5,748.20 and 1,639.46 is: 2,459.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,832.10 : 5,748.20 = 1,639.46 : x
  2. Step 2: Convert to fraction form
    3,832.10/5,748.20 = 1,639.46/x
  3. Step 3: Cross multiply
    3,832.10x = 5,748.20 × 1,639.46
  4. Step 4: Simplify right side
    3,832.10x = 9,423,943.97
  5. Step 5: Solve for x
    x = 9,423,943.97/3,832.10
  6. Step 6: Final answer
    x = 2,459.21

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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.