Home / 5,621.70-8,425.26-3,770.04

Finding the Fourth Proportional to 5,621.70, 8,425.26 and 3,770.04

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Solution

The fourth proportional to 5,621.70, 8,425.26 and 3,770.04 is: 5,650.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621.70 : 8,425.26 = 3,770.04 : x
  2. Step 2: Convert to fraction form
    5,621.70/8,425.26 = 3,770.04/x
  3. Step 3: Cross multiply
    5,621.70x = 8,425.26 × 3,770.04
  4. Step 4: Simplify right side
    5,621.70x = 31,763,567.21
  5. Step 5: Solve for x
    x = 31,763,567.21/5,621.70
  6. Step 6: Final answer
    x = 5,650.17

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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.