Home / 4,619.61-6,375.60-3,127.59

Finding the Fourth Proportional to 4,619.61, 6,375.60 and 3,127.59

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Solution

The fourth proportional to 4,619.61, 6,375.60 and 3,127.59 is: 4,316.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,619.61 : 6,375.60 = 3,127.59 : x
  2. Step 2: Convert to fraction form
    4,619.61/6,375.60 = 3,127.59/x
  3. Step 3: Cross multiply
    4,619.61x = 6,375.60 × 3,127.59
  4. Step 4: Simplify right side
    4,619.61x = 19,940,262.80
  5. Step 5: Solve for x
    x = 19,940,262.80/4,619.61
  6. Step 6: Final answer
    x = 4,316.44

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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.