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Finding the Fourth Proportional to 6,208.32, 8,567.42 and 3,375.68

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Solution

The fourth proportional to 6,208.32, 8,567.42 and 3,375.68 is: 4,658.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,208.32 : 8,567.42 = 3,375.68 : x
  2. Step 2: Convert to fraction form
    6,208.32/8,567.42 = 3,375.68/x
  3. Step 3: Cross multiply
    6,208.32x = 8,567.42 × 3,375.68
  4. Step 4: Simplify right side
    6,208.32x = 28,920,868.35
  5. Step 5: Solve for x
    x = 28,920,868.35/6,208.32
  6. Step 6: Final answer
    x = 4,658.40

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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.