Home / 4,127.96-6,188.75-3,579.39

Finding the Fourth Proportional to 4,127.96, 6,188.75 and 3,579.39

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Solution

The fourth proportional to 4,127.96, 6,188.75 and 3,579.39 is: 5,366.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.96 : 6,188.75 = 3,579.39 : x
  2. Step 2: Convert to fraction form
    4,127.96/6,188.75 = 3,579.39/x
  3. Step 3: Cross multiply
    4,127.96x = 6,188.75 × 3,579.39
  4. Step 4: Simplify right side
    4,127.96x = 22,151,965.52
  5. Step 5: Solve for x
    x = 22,151,965.52/4,127.96
  6. Step 6: Final answer
    x = 5,366.32

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1.5x scale

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.