Home / 10,316.92-15,481.32-4,474.12

Finding the Fourth Proportional to 10,316.92, 15,481.32 and 4,474.12

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Solution

The fourth proportional to 10,316.92, 15,481.32 and 4,474.12 is: 6,713.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,316.92 : 15,481.32 = 4,474.12 : x
  2. Step 2: Convert to fraction form
    10,316.92/15,481.32 = 4,474.12/x
  3. Step 3: Cross multiply
    10,316.92x = 15,481.32 × 4,474.12
  4. Step 4: Simplify right side
    10,316.92x = 69,265,283.44
  5. Step 5: Solve for x
    x = 69,265,283.44/10,316.92
  6. Step 6: Final answer
    x = 6,713.76

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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.