Home / 8,087.23-12,126.66-3,707.56

Finding the Fourth Proportional to 8,087.23, 12,126.66 and 3,707.56

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Solution

The fourth proportional to 8,087.23, 12,126.66 and 3,707.56 is: 5,559.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087.23 : 12,126.66 = 3,707.56 : x
  2. Step 2: Convert to fraction form
    8,087.23/12,126.66 = 3,707.56/x
  3. Step 3: Cross multiply
    8,087.23x = 12,126.66 × 3,707.56
  4. Step 4: Simplify right side
    8,087.23x = 44,960,319.55
  5. Step 5: Solve for x
    x = 44,960,319.55/8,087.23
  6. Step 6: Final answer
    x = 5,559.42

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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.