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Finding the Fourth Proportional to 9,679.53, 14,524.83 and 8,055.75

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Solution

The fourth proportional to 9,679.53, 14,524.83 and 8,055.75 is: 12,088.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,679.53 : 14,524.83 = 8,055.75 : x
  2. Step 2: Convert to fraction form
    9,679.53/14,524.83 = 8,055.75/x
  3. Step 3: Cross multiply
    9,679.53x = 14,524.83 × 8,055.75
  4. Step 4: Simplify right side
    9,679.53x = 117,008,399.27
  5. Step 5: Solve for x
    x = 117,008,399.27/9,679.53
  6. Step 6: Final answer
    x = 12,088.23

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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.