Home / 5,621.88-8,434.26-2,544.12

Finding the Fourth Proportional to 5,621.88, 8,434.26 and 2,544.12

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Solution

The fourth proportional to 5,621.88, 8,434.26 and 2,544.12 is: 3,816.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621.88 : 8,434.26 = 2,544.12 : x
  2. Step 2: Convert to fraction form
    5,621.88/8,434.26 = 2,544.12/x
  3. Step 3: Cross multiply
    5,621.88x = 8,434.26 × 2,544.12
  4. Step 4: Simplify right side
    5,621.88x = 21,457,769.55
  5. Step 5: Solve for x
    x = 21,457,769.55/5,621.88
  6. Step 6: Final answer
    x = 3,816.83

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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.