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Finding the Fourth Proportional to 4,773.74, 7,163.49 and 1,695.50

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Solution

The fourth proportional to 4,773.74, 7,163.49 and 1,695.50 is: 2,544.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,773.74 : 7,163.49 = 1,695.50 : x
  2. Step 2: Convert to fraction form
    4,773.74/7,163.49 = 1,695.50/x
  3. Step 3: Cross multiply
    4,773.74x = 7,163.49 × 1,695.50
  4. Step 4: Simplify right side
    4,773.74x = 12,145,697.30
  5. Step 5: Solve for x
    x = 12,145,697.30/4,773.74
  6. Step 6: Final answer
    x = 2,544.27

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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.