Home / 3,639.16-5,023.82-2,459.80

Finding the Fourth Proportional to 3,639.16, 5,023.82 and 2,459.80

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Solution

The fourth proportional to 3,639.16, 5,023.82 and 2,459.80 is: 3,395.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639.16 : 5,023.82 = 2,459.80 : x
  2. Step 2: Convert to fraction form
    3,639.16/5,023.82 = 2,459.80/x
  3. Step 3: Cross multiply
    3,639.16x = 5,023.82 × 2,459.80
  4. Step 4: Simplify right side
    3,639.16x = 12,357,592.44
  5. Step 5: Solve for x
    x = 12,357,592.44/3,639.16
  6. Step 6: Final answer
    x = 3,395.73

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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.