Home / 4,152.83-6,229.38-1,687.59

Finding the Fourth Proportional to 4,152.83, 6,229.38 and 1,687.59

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Solution

The fourth proportional to 4,152.83, 6,229.38 and 1,687.59 is: 2,531.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.83 : 6,229.38 = 1,687.59 : x
  2. Step 2: Convert to fraction form
    4,152.83/6,229.38 = 1,687.59/x
  3. Step 3: Cross multiply
    4,152.83x = 6,229.38 × 1,687.59
  4. Step 4: Simplify right side
    4,152.83x = 10,512,639.39
  5. Step 5: Solve for x
    x = 10,512,639.39/4,152.83
  6. Step 6: Final answer
    x = 2,531.44

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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.