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Finding the Fourth Proportional to 5,167.99, 7,755.23 and 4,835.89

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Solution

The fourth proportional to 5,167.99, 7,755.23 and 4,835.89 is: 7,256.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,167.99 : 7,755.23 = 4,835.89 : x
  2. Step 2: Convert to fraction form
    5,167.99/7,755.23 = 4,835.89/x
  3. Step 3: Cross multiply
    5,167.99x = 7,755.23 × 4,835.89
  4. Step 4: Simplify right side
    5,167.99x = 37,503,439.20
  5. Step 5: Solve for x
    x = 37,503,439.20/5,167.99
  6. Step 6: Final answer
    x = 7,256.87

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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.