Home / 5,622.75-8,434.26-1,727.46

Finding the Fourth Proportional to 5,622.75, 8,434.26 and 1,727.46

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Solution

The fourth proportional to 5,622.75, 8,434.26 and 1,727.46 is: 2,591.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,622.75 : 8,434.26 = 1,727.46 : x
  2. Step 2: Convert to fraction form
    5,622.75/8,434.26 = 1,727.46/x
  3. Step 3: Cross multiply
    5,622.75x = 8,434.26 × 1,727.46
  4. Step 4: Simplify right side
    5,622.75x = 14,569,846.78
  5. Step 5: Solve for x
    x = 14,569,846.78/5,622.75
  6. Step 6: Final answer
    x = 2,591.23

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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.