Home / 4,158.87-6,238.31-2,426.28

Finding the Fourth Proportional to 4,158.87, 6,238.31 and 2,426.28

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Solution

The fourth proportional to 4,158.87, 6,238.31 and 2,426.28 is: 3,639.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158.87 : 6,238.31 = 2,426.28 : x
  2. Step 2: Convert to fraction form
    4,158.87/6,238.31 = 2,426.28/x
  3. Step 3: Cross multiply
    4,158.87x = 6,238.31 × 2,426.28
  4. Step 4: Simplify right side
    4,158.87x = 15,135,874.66
  5. Step 5: Solve for x
    x = 15,135,874.66/4,158.87
  6. Step 6: Final answer
    x = 3,639.42

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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.