Home / 6,542.62-9,025.64-3,888.15

Finding the Fourth Proportional to 6,542.62, 9,025.64 and 3,888.15

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Solution

The fourth proportional to 6,542.62, 9,025.64 and 3,888.15 is: 5,363.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,542.62 : 9,025.64 = 3,888.15 : x
  2. Step 2: Convert to fraction form
    6,542.62/9,025.64 = 3,888.15/x
  3. Step 3: Cross multiply
    6,542.62x = 9,025.64 × 3,888.15
  4. Step 4: Simplify right side
    6,542.62x = 35,093,042.17
  5. Step 5: Solve for x
    x = 35,093,042.17/6,542.62
  6. Step 6: Final answer
    x = 5,363.76

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1.5x scale

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.