Home / 8,087.26-12,132.90-3,703.80

Finding the Fourth Proportional to 8,087.26, 12,132.90 and 3,703.80

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Solution

The fourth proportional to 8,087.26, 12,132.90 and 3,703.80 is: 5,556.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087.26 : 12,132.90 = 3,703.80 : x
  2. Step 2: Convert to fraction form
    8,087.26/12,132.90 = 3,703.80/x
  3. Step 3: Cross multiply
    8,087.26x = 12,132.90 × 3,703.80
  4. Step 4: Simplify right side
    8,087.26x = 44,937,835.02
  5. Step 5: Solve for x
    x = 44,937,835.02/8,087.26
  6. Step 6: Final answer
    x = 5,556.62

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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.