Home / 7,324.43-10,107.18-4,340.45

Finding the Fourth Proportional to 7,324.43, 10,107.18 and 4,340.45

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Solution

The fourth proportional to 7,324.43, 10,107.18 and 4,340.45 is: 5,989.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324.43 : 10,107.18 = 4,340.45 : x
  2. Step 2: Convert to fraction form
    7,324.43/10,107.18 = 4,340.45/x
  3. Step 3: Cross multiply
    7,324.43x = 10,107.18 × 4,340.45
  4. Step 4: Simplify right side
    7,324.43x = 43,869,734.70
  5. Step 5: Solve for x
    x = 43,869,734.70/7,324.43
  6. Step 6: Final answer
    x = 5,989.51

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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.