Home / 8,544.20-12,789.63-6,295.27

Finding the Fourth Proportional to 8,544.20, 12,789.63 and 6,295.27

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Solution

The fourth proportional to 8,544.20, 12,789.63 and 6,295.27 is: 9,423.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,544.20 : 12,789.63 = 6,295.27 : x
  2. Step 2: Convert to fraction form
    8,544.20/12,789.63 = 6,295.27/x
  3. Step 3: Cross multiply
    8,544.20x = 12,789.63 × 6,295.27
  4. Step 4: Simplify right side
    8,544.20x = 80,514,174.05
  5. Step 5: Solve for x
    x = 80,514,174.05/8,544.20
  6. Step 6: Final answer
    x = 9,423.25

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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.