Home / 5,135.94-7,704.24-1,626.08

Finding the Fourth Proportional to 5,135.94, 7,704.24 and 1,626.08

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Solution

The fourth proportional to 5,135.94, 7,704.24 and 1,626.08 is: 2,439.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,135.94 : 7,704.24 = 1,626.08 : x
  2. Step 2: Convert to fraction form
    5,135.94/7,704.24 = 1,626.08/x
  3. Step 3: Cross multiply
    5,135.94x = 7,704.24 × 1,626.08
  4. Step 4: Simplify right side
    5,135.94x = 12,527,710.58
  5. Step 5: Solve for x
    x = 12,527,710.58/5,135.94
  6. Step 6: Final answer
    x = 2,439.22

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1.5x scale

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.