Home / 8,772.30-12,105.75-4,793.44

Finding the Fourth Proportional to 8,772.30, 12,105.75 and 4,793.44

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Solution

The fourth proportional to 8,772.30, 12,105.75 and 4,793.44 is: 6,614.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,772.30 : 12,105.75 = 4,793.44 : x
  2. Step 2: Convert to fraction form
    8,772.30/12,105.75 = 4,793.44/x
  3. Step 3: Cross multiply
    8,772.30x = 12,105.75 × 4,793.44
  4. Step 4: Simplify right side
    8,772.30x = 58,028,186.28
  5. Step 5: Solve for x
    x = 58,028,186.28/8,772.30
  6. Step 6: Final answer
    x = 6,614.93

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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.