Home / 5,029.20-6,943.68-3,704.40

Finding the Fourth Proportional to 5,029.20, 6,943.68 and 3,704.40

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Solution

The fourth proportional to 5,029.20, 6,943.68 and 3,704.40 is: 5,114.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,029.20 : 6,943.68 = 3,704.40 : x
  2. Step 2: Convert to fraction form
    5,029.20/6,943.68 = 3,704.40/x
  3. Step 3: Cross multiply
    5,029.20x = 6,943.68 × 3,704.40
  4. Step 4: Simplify right side
    5,029.20x = 25,722,168.19
  5. Step 5: Solve for x
    x = 25,722,168.19/5,029.20
  6. Step 6: Final answer
    x = 5,114.56

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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.