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Finding the Fourth Proportional to 6,968.08, 10,446.31 and 6,358.74

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Solution

The fourth proportional to 6,968.08, 10,446.31 and 6,358.74 is: 9,532.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,968.08 : 10,446.31 = 6,358.74 : x
  2. Step 2: Convert to fraction form
    6,968.08/10,446.31 = 6,358.74/x
  3. Step 3: Cross multiply
    6,968.08x = 10,446.31 × 6,358.74
  4. Step 4: Simplify right side
    6,968.08x = 66,425,369.25
  5. Step 5: Solve for x
    x = 66,425,369.25/6,968.08
  6. Step 6: Final answer
    x = 9,532.81

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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.