Home / 3,288.11-4,537.61-1,871.72

Finding the Fourth Proportional to 3,288.11, 4,537.61 and 1,871.72

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Solution

The fourth proportional to 3,288.11, 4,537.61 and 1,871.72 is: 2,582.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.11 : 4,537.61 = 1,871.72 : x
  2. Step 2: Convert to fraction form
    3,288.11/4,537.61 = 1,871.72/x
  3. Step 3: Cross multiply
    3,288.11x = 4,537.61 × 1,871.72
  4. Step 4: Simplify right side
    3,288.11x = 8,493,151.41
  5. Step 5: Solve for x
    x = 8,493,151.41/3,288.11
  6. Step 6: Final answer
    x = 2,582.99

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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.