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Finding the Fourth Proportional to 5,771.48, 8,657.48 and 2,996.39

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Solution

The fourth proportional to 5,771.48, 8,657.48 and 2,996.39 is: 4,494.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,771.48 : 8,657.48 = 2,996.39 : x
  2. Step 2: Convert to fraction form
    5,771.48/8,657.48 = 2,996.39/x
  3. Step 3: Cross multiply
    5,771.48x = 8,657.48 × 2,996.39
  4. Step 4: Simplify right side
    5,771.48x = 25,941,215.63
  5. Step 5: Solve for x
    x = 25,941,215.63/5,771.48
  6. Step 6: Final answer
    x = 4,494.73

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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.