Home / 5,591.70-8,394.88-3,751.05

Finding the Fourth Proportional to 5,591.70, 8,394.88 and 3,751.05

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Solution

The fourth proportional to 5,591.70, 8,394.88 and 3,751.05 is: 5,631.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,591.70 : 8,394.88 = 3,751.05 : x
  2. Step 2: Convert to fraction form
    5,591.70/8,394.88 = 3,751.05/x
  3. Step 3: Cross multiply
    5,591.70x = 8,394.88 × 3,751.05
  4. Step 4: Simplify right side
    5,591.70x = 31,489,614.62
  5. Step 5: Solve for x
    x = 31,489,614.62/5,591.70
  6. Step 6: Final answer
    x = 5,631.49

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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.