Home / 4,871.38-6,722.18-2,882.02

Finding the Fourth Proportional to 4,871.38, 6,722.18 and 2,882.02

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Solution

The fourth proportional to 4,871.38, 6,722.18 and 2,882.02 is: 3,977.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871.38 : 6,722.18 = 2,882.02 : x
  2. Step 2: Convert to fraction form
    4,871.38/6,722.18 = 2,882.02/x
  3. Step 3: Cross multiply
    4,871.38x = 6,722.18 × 2,882.02
  4. Step 4: Simplify right side
    4,871.38x = 19,373,457.20
  5. Step 5: Solve for x
    x = 19,373,457.20/4,871.38
  6. Step 6: Final answer
    x = 3,977.00

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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.