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Finding the Fourth Proportional to 6,762.71, 9,329.13 and 4,524.68

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Solution

The fourth proportional to 6,762.71, 9,329.13 and 4,524.68 is: 6,241.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,762.71 : 9,329.13 = 4,524.68 : x
  2. Step 2: Convert to fraction form
    6,762.71/9,329.13 = 4,524.68/x
  3. Step 3: Cross multiply
    6,762.71x = 9,329.13 × 4,524.68
  4. Step 4: Simplify right side
    6,762.71x = 42,211,351.25
  5. Step 5: Solve for x
    x = 42,211,351.25/6,762.71
  6. Step 6: Final answer
    x = 6,241.78

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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.