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Finding the Fourth Proportional to 5,757.78, 8,593.93 and 4,963.74

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Solution

The fourth proportional to 5,757.78, 8,593.93 and 4,963.74 is: 7,408.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,757.78 : 8,593.93 = 4,963.74 : x
  2. Step 2: Convert to fraction form
    5,757.78/8,593.93 = 4,963.74/x
  3. Step 3: Cross multiply
    5,757.78x = 8,593.93 × 4,963.74
  4. Step 4: Simplify right side
    5,757.78x = 42,658,034.10
  5. Step 5: Solve for x
    x = 42,658,034.10/5,757.78
  6. Step 6: Final answer
    x = 7,408.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.