Home / 7,171.24-10,759-2,241.40

Finding the Fourth Proportional to 7,171.24, 10,759 and 2,241.40

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Solution

The fourth proportional to 7,171.24, 10,759 and 2,241.40 is: 3,362.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,171.24 : 10,759 = 2,241.40 : x
  2. Step 2: Convert to fraction form
    7,171.24/10,759 = 2,241.40/x
  3. Step 3: Cross multiply
    7,171.24x = 10,759 × 2,241.40
  4. Step 4: Simplify right side
    7,171.24x = 24,115,222.60
  5. Step 5: Solve for x
    x = 24,115,222.60/7,171.24
  6. Step 6: Final answer
    x = 3,362.77

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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.