Home / 8,571.02-11,825.39-4,793.78

Finding the Fourth Proportional to 8,571.02, 11,825.39 and 4,793.78

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Solution

The fourth proportional to 8,571.02, 11,825.39 and 4,793.78 is: 6,613.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,571.02 : 11,825.39 = 4,793.78 : x
  2. Step 2: Convert to fraction form
    8,571.02/11,825.39 = 4,793.78/x
  3. Step 3: Cross multiply
    8,571.02x = 11,825.39 × 4,793.78
  4. Step 4: Simplify right side
    8,571.02x = 56,688,359.62
  5. Step 5: Solve for x
    x = 56,688,359.62/8,571.02
  6. Step 6: Final answer
    x = 6,613.96

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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.