Home / 5,580.11-8,365.79-2,905.24

Finding the Fourth Proportional to 5,580.11, 8,365.79 and 2,905.24

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Solution

The fourth proportional to 5,580.11, 8,365.79 and 2,905.24 is: 4,355.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,580.11 : 8,365.79 = 2,905.24 : x
  2. Step 2: Convert to fraction form
    5,580.11/8,365.79 = 2,905.24/x
  3. Step 3: Cross multiply
    5,580.11x = 8,365.79 × 2,905.24
  4. Step 4: Simplify right side
    5,580.11x = 24,304,585.91
  5. Step 5: Solve for x
    x = 24,304,585.91/5,580.11
  6. Step 6: Final answer
    x = 4,355.57

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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.