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Finding the Fourth Proportional to 7,329.42, 10,981.08 and 6,350.94

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Solution

The fourth proportional to 7,329.42, 10,981.08 and 6,350.94 is: 9,515.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,329.42 : 10,981.08 = 6,350.94 : x
  2. Step 2: Convert to fraction form
    7,329.42/10,981.08 = 6,350.94/x
  3. Step 3: Cross multiply
    7,329.42x = 10,981.08 × 6,350.94
  4. Step 4: Simplify right side
    7,329.42x = 69,740,180.22
  5. Step 5: Solve for x
    x = 69,740,180.22/7,329.42
  6. Step 6: Final answer
    x = 9,515.10

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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.