Home / 8,772.44-12,105.62-4,793.70

Finding the Fourth Proportional to 8,772.44, 12,105.62 and 4,793.70

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Solution

The fourth proportional to 8,772.44, 12,105.62 and 4,793.70 is: 6,615.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,772.44 : 12,105.62 = 4,793.70 : x
  2. Step 2: Convert to fraction form
    8,772.44/12,105.62 = 4,793.70/x
  3. Step 3: Cross multiply
    8,772.44x = 12,105.62 × 4,793.70
  4. Step 4: Simplify right side
    8,772.44x = 58,030,710.59
  5. Step 5: Solve for x
    x = 58,030,710.59/8,772.44
  6. Step 6: Final answer
    x = 6,615.12

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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.