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Finding the Fourth Proportional to 6,571.44, 9,068.16 and 3,738.39

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Solution

The fourth proportional to 6,571.44, 9,068.16 and 3,738.39 is: 5,158.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,571.44 : 9,068.16 = 3,738.39 : x
  2. Step 2: Convert to fraction form
    6,571.44/9,068.16 = 3,738.39/x
  3. Step 3: Cross multiply
    6,571.44x = 9,068.16 × 3,738.39
  4. Step 4: Simplify right side
    6,571.44x = 33,900,318.66
  5. Step 5: Solve for x
    x = 33,900,318.66/6,571.44
  6. Step 6: Final answer
    x = 5,158.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.