Home / 8,236.26-12,337.92-4,947.57

Finding the Fourth Proportional to 8,236.26, 12,337.92 and 4,947.57

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Solution

The fourth proportional to 8,236.26, 12,337.92 and 4,947.57 is: 7,411.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236.26 : 12,337.92 = 4,947.57 : x
  2. Step 2: Convert to fraction form
    8,236.26/12,337.92 = 4,947.57/x
  3. Step 3: Cross multiply
    8,236.26x = 12,337.92 × 4,947.57
  4. Step 4: Simplify right side
    8,236.26x = 61,042,722.85
  5. Step 5: Solve for x
    x = 61,042,722.85/8,236.26
  6. Step 6: Final answer
    x = 7,411.46

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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.