Home / 3,682.64-5,516.66-2,385.02

Finding the Fourth Proportional to 3,682.64, 5,516.66 and 2,385.02

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Solution

The fourth proportional to 3,682.64, 5,516.66 and 2,385.02 is: 3,572.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.64 : 5,516.66 = 2,385.02 : x
  2. Step 2: Convert to fraction form
    3,682.64/5,516.66 = 2,385.02/x
  3. Step 3: Cross multiply
    3,682.64x = 5,516.66 × 2,385.02
  4. Step 4: Simplify right side
    3,682.64x = 13,157,344.43
  5. Step 5: Solve for x
    x = 13,157,344.43/3,682.64
  6. Step 6: Final answer
    x = 3,572.80

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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.