Home / 7,614.85-10,508.06-4,211.66

Finding the Fourth Proportional to 7,614.85, 10,508.06 and 4,211.66

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Solution

The fourth proportional to 7,614.85, 10,508.06 and 4,211.66 is: 5,811.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,614.85 : 10,508.06 = 4,211.66 : x
  2. Step 2: Convert to fraction form
    7,614.85/10,508.06 = 4,211.66/x
  3. Step 3: Cross multiply
    7,614.85x = 10,508.06 × 4,211.66
  4. Step 4: Simplify right side
    7,614.85x = 44,256,375.98
  5. Step 5: Solve for x
    x = 44,256,375.98/7,614.85
  6. Step 6: Final answer
    x = 5,811.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.