Home / 7,481.17-10,324.23-4,124.20

Finding the Fourth Proportional to 7,481.17, 10,324.23 and 4,124.20

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Solution

The fourth proportional to 7,481.17, 10,324.23 and 4,124.20 is: 5,691.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481.17 : 10,324.23 = 4,124.20 : x
  2. Step 2: Convert to fraction form
    7,481.17/10,324.23 = 4,124.20/x
  3. Step 3: Cross multiply
    7,481.17x = 10,324.23 × 4,124.20
  4. Step 4: Simplify right side
    7,481.17x = 42,579,189.37
  5. Step 5: Solve for x
    x = 42,579,189.37/7,481.17
  6. Step 6: Final answer
    x = 5,691.51

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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.