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Finding the Fourth Proportional to 6,744.08, 10,066.18 and 6,328.55

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Solution

The fourth proportional to 6,744.08, 10,066.18 and 6,328.55 is: 9,445.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,744.08 : 10,066.18 = 6,328.55 : x
  2. Step 2: Convert to fraction form
    6,744.08/10,066.18 = 6,328.55/x
  3. Step 3: Cross multiply
    6,744.08x = 10,066.18 × 6,328.55
  4. Step 4: Simplify right side
    6,744.08x = 63,704,323.44
  5. Step 5: Solve for x
    x = 63,704,323.44/6,744.08
  6. Step 6: Final answer
    x = 9,445.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.