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Finding the Fourth Proportional to 6,983.69, 10,479.03 and 4,350.38

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Solution

The fourth proportional to 6,983.69, 10,479.03 and 4,350.38 is: 6,527.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,983.69 : 10,479.03 = 4,350.38 : x
  2. Step 2: Convert to fraction form
    6,983.69/10,479.03 = 4,350.38/x
  3. Step 3: Cross multiply
    6,983.69x = 10,479.03 × 4,350.38
  4. Step 4: Simplify right side
    6,983.69x = 45,587,762.53
  5. Step 5: Solve for x
    x = 45,587,762.53/6,983.69
  6. Step 6: Final answer
    x = 6,527.75

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1.5x scale

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.