Home / 7,132.43-10,703.23-3,847.79

Finding the Fourth Proportional to 7,132.43, 10,703.23 and 3,847.79

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Solution

The fourth proportional to 7,132.43, 10,703.23 and 3,847.79 is: 5,774.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132.43 : 10,703.23 = 3,847.79 : x
  2. Step 2: Convert to fraction form
    7,132.43/10,703.23 = 3,847.79/x
  3. Step 3: Cross multiply
    7,132.43x = 10,703.23 × 3,847.79
  4. Step 4: Simplify right side
    7,132.43x = 41,183,725.95
  5. Step 5: Solve for x
    x = 41,183,725.95/7,132.43
  6. Step 6: Final answer
    x = 5,774.15

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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.