Home / 8,364.20-12,535.44-6,267.72

Finding the Fourth Proportional to 8,364.20, 12,535.44 and 6,267.72

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Solution

The fourth proportional to 8,364.20, 12,535.44 and 6,267.72 is: 9,393.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,364.20 : 12,535.44 = 6,267.72 : x
  2. Step 2: Convert to fraction form
    8,364.20/12,535.44 = 6,267.72/x
  3. Step 3: Cross multiply
    8,364.20x = 12,535.44 × 6,267.72
  4. Step 4: Simplify right side
    8,364.20x = 78,568,628.00
  5. Step 5: Solve for x
    x = 78,568,628.00/8,364.20
  6. Step 6: Final answer
    x = 9,393.44

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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.