Home / 5,025.20-7,528.06-2,429.96

Finding the Fourth Proportional to 5,025.20, 7,528.06 and 2,429.96

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Solution

The fourth proportional to 5,025.20, 7,528.06 and 2,429.96 is: 3,640.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,025.20 : 7,528.06 = 2,429.96 : x
  2. Step 2: Convert to fraction form
    5,025.20/7,528.06 = 2,429.96/x
  3. Step 3: Cross multiply
    5,025.20x = 7,528.06 × 2,429.96
  4. Step 4: Simplify right side
    5,025.20x = 18,292,884.68
  5. Step 5: Solve for x
    x = 18,292,884.68/5,025.20
  6. Step 6: Final answer
    x = 3,640.23

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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.