Home / 3,827.20-5,734.32-3,542.08

Finding the Fourth Proportional to 3,827.20, 5,734.32 and 3,542.08

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Solution

The fourth proportional to 3,827.20, 5,734.32 and 3,542.08 is: 5,307.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827.20 : 5,734.32 = 3,542.08 : x
  2. Step 2: Convert to fraction form
    3,827.20/5,734.32 = 3,542.08/x
  3. Step 3: Cross multiply
    3,827.20x = 5,734.32 × 3,542.08
  4. Step 4: Simplify right side
    3,827.20x = 20,311,420.19
  5. Step 5: Solve for x
    x = 20,311,420.19/3,827.20
  6. Step 6: Final answer
    x = 5,307.12

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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.