Home / 10,241.87-15,363.09-5,564.12

Finding the Fourth Proportional to 10,241.87, 15,363.09 and 5,564.12

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Solution

The fourth proportional to 10,241.87, 15,363.09 and 5,564.12 is: 8,346.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,241.87 : 15,363.09 = 5,564.12 : x
  2. Step 2: Convert to fraction form
    10,241.87/15,363.09 = 5,564.12/x
  3. Step 3: Cross multiply
    10,241.87x = 15,363.09 × 5,564.12
  4. Step 4: Simplify right side
    10,241.87x = 85,481,999.52
  5. Step 5: Solve for x
    x = 85,481,999.52/10,241.87
  6. Step 6: Final answer
    x = 8,346.33

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1.5x scale

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.