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Finding the Fourth Proportional to 6,567.62, 9,063.09 and 3,913.65

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Solution

The fourth proportional to 6,567.62, 9,063.09 and 3,913.65 is: 5,400.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,567.62 : 9,063.09 = 3,913.65 : x
  2. Step 2: Convert to fraction form
    6,567.62/9,063.09 = 3,913.65/x
  3. Step 3: Cross multiply
    6,567.62x = 9,063.09 × 3,913.65
  4. Step 4: Simplify right side
    6,567.62x = 35,469,762.18
  5. Step 5: Solve for x
    x = 35,469,762.18/6,567.62
  6. Step 6: Final answer
    x = 5,400.71

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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.