Home / 4,105.09-6,153.08-3,127.97

Finding the Fourth Proportional to 4,105.09, 6,153.08 and 3,127.97

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Solution

The fourth proportional to 4,105.09, 6,153.08 and 3,127.97 is: 4,688.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,105.09 : 6,153.08 = 3,127.97 : x
  2. Step 2: Convert to fraction form
    4,105.09/6,153.08 = 3,127.97/x
  3. Step 3: Cross multiply
    4,105.09x = 6,153.08 × 3,127.97
  4. Step 4: Simplify right side
    4,105.09x = 19,246,634.01
  5. Step 5: Solve for x
    x = 19,246,634.01/4,105.09
  6. Step 6: Final answer
    x = 4,688.48

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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.