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Finding the Fourth Proportional to 9,662.55, 14,494.50 and 3,089.25

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Solution

The fourth proportional to 9,662.55, 14,494.50 and 3,089.25 is: 4,634.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,662.55 : 14,494.50 = 3,089.25 : x
  2. Step 2: Convert to fraction form
    9,662.55/14,494.50 = 3,089.25/x
  3. Step 3: Cross multiply
    9,662.55x = 14,494.50 × 3,089.25
  4. Step 4: Simplify right side
    9,662.55x = 44,777,134.13
  5. Step 5: Solve for x
    x = 44,777,134.13/9,662.55
  6. Step 6: Final answer
    x = 4,634.09

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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.