Home / 7,481.15-10,324.21-4,124.00

Finding the Fourth Proportional to 7,481.15, 10,324.21 and 4,124.00

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Solution

The fourth proportional to 7,481.15, 10,324.21 and 4,124.00 is: 5,691.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481.15 : 10,324.21 = 4,124.00 : x
  2. Step 2: Convert to fraction form
    7,481.15/10,324.21 = 4,124.00/x
  3. Step 3: Cross multiply
    7,481.15x = 10,324.21 × 4,124.00
  4. Step 4: Simplify right side
    7,481.15x = 42,577,057.54
  5. Step 5: Solve for x
    x = 42,577,057.54/7,481.15
  6. Step 6: Final answer
    x = 5,691.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.