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Finding the Fourth Proportional to 5,757.86, 8,627.56 and 5,204.28

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Solution

The fourth proportional to 5,757.86, 8,627.56 and 5,204.28 is: 7,798.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,757.86 : 8,627.56 = 5,204.28 : x
  2. Step 2: Convert to fraction form
    5,757.86/8,627.56 = 5,204.28/x
  3. Step 3: Cross multiply
    5,757.86x = 8,627.56 × 5,204.28
  4. Step 4: Simplify right side
    5,757.86x = 44,900,213.78
  5. Step 5: Solve for x
    x = 44,900,213.78/5,757.86
  6. Step 6: Final answer
    x = 7,798.07

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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.