Home / 5,382.17-8,064.73-4,152.59

Finding the Fourth Proportional to 5,382.17, 8,064.73 and 4,152.59

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Solution

The fourth proportional to 5,382.17, 8,064.73 and 4,152.59 is: 6,222.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,382.17 : 8,064.73 = 4,152.59 : x
  2. Step 2: Convert to fraction form
    5,382.17/8,064.73 = 4,152.59/x
  3. Step 3: Cross multiply
    5,382.17x = 8,064.73 × 4,152.59
  4. Step 4: Simplify right side
    5,382.17x = 33,489,517.15
  5. Step 5: Solve for x
    x = 33,489,517.15/5,382.17
  6. Step 6: Final answer
    x = 6,222.31

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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.