Home / 3,621.87-5,426.55-2,846.88

Finding the Fourth Proportional to 3,621.87, 5,426.55 and 2,846.88

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Solution

The fourth proportional to 3,621.87, 5,426.55 and 2,846.88 is: 4,265.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.87 : 5,426.55 = 2,846.88 : x
  2. Step 2: Convert to fraction form
    3,621.87/5,426.55 = 2,846.88/x
  3. Step 3: Cross multiply
    3,621.87x = 5,426.55 × 2,846.88
  4. Step 4: Simplify right side
    3,621.87x = 15,448,736.66
  5. Step 5: Solve for x
    x = 15,448,736.66/3,621.87
  6. Step 6: Final answer
    x = 4,265.40

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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.