Home / 10,334.50-15,501.78-3,409.54

Finding the Fourth Proportional to 10,334.50, 15,501.78 and 3,409.54

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Solution

The fourth proportional to 10,334.50, 15,501.78 and 3,409.54 is: 5,114.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,334.50 : 15,501.78 = 3,409.54 : x
  2. Step 2: Convert to fraction form
    10,334.50/15,501.78 = 3,409.54/x
  3. Step 3: Cross multiply
    10,334.50x = 15,501.78 × 3,409.54
  4. Step 4: Simplify right side
    10,334.50x = 52,853,938.98
  5. Step 5: Solve for x
    x = 52,853,938.98/10,334.50
  6. Step 6: Final answer
    x = 5,114.32

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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.