Home / 4,871.68-6,717.62-3,101.02

Finding the Fourth Proportional to 4,871.68, 6,717.62 and 3,101.02

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Solution

The fourth proportional to 4,871.68, 6,717.62 and 3,101.02 is: 4,276.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871.68 : 6,717.62 = 3,101.02 : x
  2. Step 2: Convert to fraction form
    4,871.68/6,717.62 = 3,101.02/x
  3. Step 3: Cross multiply
    4,871.68x = 6,717.62 × 3,101.02
  4. Step 4: Simplify right side
    4,871.68x = 20,831,464.93
  5. Step 5: Solve for x
    x = 20,831,464.93/4,871.68
  6. Step 6: Final answer
    x = 4,276.04

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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.