Home / 8,337.50-12,503.64-2,789.56

Finding the Fourth Proportional to 8,337.50, 12,503.64 and 2,789.56

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Solution

The fourth proportional to 8,337.50, 12,503.64 and 2,789.56 is: 4,183.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,337.50 : 12,503.64 = 2,789.56 : x
  2. Step 2: Convert to fraction form
    8,337.50/12,503.64 = 2,789.56/x
  3. Step 3: Cross multiply
    8,337.50x = 12,503.64 × 2,789.56
  4. Step 4: Simplify right side
    8,337.50x = 34,879,654.00
  5. Step 5: Solve for x
    x = 34,879,654.00/8,337.50
  6. Step 6: Final answer
    x = 4,183.47

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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.