Home / 2,882.64-3,977.99-1,606.52

Finding the Fourth Proportional to 2,882.64, 3,977.99 and 1,606.52

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Solution

The fourth proportional to 2,882.64, 3,977.99 and 1,606.52 is: 2,216.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882.64 : 3,977.99 = 1,606.52 : x
  2. Step 2: Convert to fraction form
    2,882.64/3,977.99 = 1,606.52/x
  3. Step 3: Cross multiply
    2,882.64x = 3,977.99 × 1,606.52
  4. Step 4: Simplify right side
    2,882.64x = 6,390,692.57
  5. Step 5: Solve for x
    x = 6,390,692.57/2,882.64
  6. Step 6: Final answer
    x = 2,216.96

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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.