Home / 5,274.67-7,272.42-3,382.91

Finding the Fourth Proportional to 5,274.67, 7,272.42 and 3,382.91

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Solution

The fourth proportional to 5,274.67, 7,272.42 and 3,382.91 is: 4,664.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274.67 : 7,272.42 = 3,382.91 : x
  2. Step 2: Convert to fraction form
    5,274.67/7,272.42 = 3,382.91/x
  3. Step 3: Cross multiply
    5,274.67x = 7,272.42 × 3,382.91
  4. Step 4: Simplify right side
    5,274.67x = 24,601,968.98
  5. Step 5: Solve for x
    x = 24,601,968.98/5,274.67
  6. Step 6: Final answer
    x = 4,664.17

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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.