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Finding the Fourth Proportional to 5,757.45, 7,935.03 and 4,958.70

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Solution

The fourth proportional to 5,757.45, 7,935.03 and 4,958.70 is: 6,834.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,757.45 : 7,935.03 = 4,958.70 : x
  2. Step 2: Convert to fraction form
    5,757.45/7,935.03 = 4,958.70/x
  3. Step 3: Cross multiply
    5,757.45x = 7,935.03 × 4,958.70
  4. Step 4: Simplify right side
    5,757.45x = 39,347,433.26
  5. Step 5: Solve for x
    x = 39,347,433.26/5,757.45
  6. Step 6: Final answer
    x = 6,834.18

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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.