Home / 3,693.30-5,527.80-2,867.10

Finding the Fourth Proportional to 3,693.30, 5,527.80 and 2,867.10

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Solution

The fourth proportional to 3,693.30, 5,527.80 and 2,867.10 is: 4,291.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,693.30 : 5,527.80 = 2,867.10 : x
  2. Step 2: Convert to fraction form
    3,693.30/5,527.80 = 2,867.10/x
  3. Step 3: Cross multiply
    3,693.30x = 5,527.80 × 2,867.10
  4. Step 4: Simplify right side
    3,693.30x = 15,848,755.38
  5. Step 5: Solve for x
    x = 15,848,755.38/3,693.30
  6. Step 6: Final answer
    x = 4,291.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.