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Finding the Fourth Proportional to 9,172.54, 13,759.46 and 4,496.46

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Solution

The fourth proportional to 9,172.54, 13,759.46 and 4,496.46 is: 6,745.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,172.54 : 13,759.46 = 4,496.46 : x
  2. Step 2: Convert to fraction form
    9,172.54/13,759.46 = 4,496.46/x
  3. Step 3: Cross multiply
    9,172.54x = 13,759.46 × 4,496.46
  4. Step 4: Simplify right side
    9,172.54x = 61,868,861.51
  5. Step 5: Solve for x
    x = 61,868,861.51/9,172.54
  6. Step 6: Final answer
    x = 6,745.01

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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.