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Finding the Fourth Proportional to 6,375.52, 8,797.32 and 3,542.68

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Solution

The fourth proportional to 6,375.52, 8,797.32 and 3,542.68 is: 4,888.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,375.52 : 8,797.32 = 3,542.68 : x
  2. Step 2: Convert to fraction form
    6,375.52/8,797.32 = 3,542.68/x
  3. Step 3: Cross multiply
    6,375.52x = 8,797.32 × 3,542.68
  4. Step 4: Simplify right side
    6,375.52x = 31,166,089.62
  5. Step 5: Solve for x
    x = 31,166,089.62/6,375.52
  6. Step 6: Final answer
    x = 4,888.40

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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.