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Finding the Fourth Proportional to 6,674.79, 10,007.33 and 3,207.99

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Solution

The fourth proportional to 6,674.79, 10,007.33 and 3,207.99 is: 4,809.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,674.79 : 10,007.33 = 3,207.99 : x
  2. Step 2: Convert to fraction form
    6,674.79/10,007.33 = 3,207.99/x
  3. Step 3: Cross multiply
    6,674.79x = 10,007.33 × 3,207.99
  4. Step 4: Simplify right side
    6,674.79x = 32,103,398.53
  5. Step 5: Solve for x
    x = 32,103,398.53/6,674.79
  6. Step 6: Final answer
    x = 4,809.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.