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Finding the Fourth Proportional to 2,209.08, 3,050.22 and 1,655.82

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Solution

The fourth proportional to 2,209.08, 3,050.22 and 1,655.82 is: 2,286.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209.08 : 3,050.22 = 1,655.82 : x
  2. Step 2: Convert to fraction form
    2,209.08/3,050.22 = 1,655.82/x
  3. Step 3: Cross multiply
    2,209.08x = 3,050.22 × 1,655.82
  4. Step 4: Simplify right side
    2,209.08x = 5,050,615.28
  5. Step 5: Solve for x
    x = 5,050,615.28/2,209.08
  6. Step 6: Final answer
    x = 2,286.30

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.