Home / 7,324.71-10,108.11-3,967.56

Finding the Fourth Proportional to 7,324.71, 10,108.11 and 3,967.56

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Solution

The fourth proportional to 7,324.71, 10,108.11 and 3,967.56 is: 5,475.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324.71 : 10,108.11 = 3,967.56 : x
  2. Step 2: Convert to fraction form
    7,324.71/10,108.11 = 3,967.56/x
  3. Step 3: Cross multiply
    7,324.71x = 10,108.11 × 3,967.56
  4. Step 4: Simplify right side
    7,324.71x = 40,104,532.91
  5. Step 5: Solve for x
    x = 40,104,532.91/7,324.71
  6. Step 6: Final answer
    x = 5,475.24

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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.