Home / 9,016.50-13,524.75-3,172.44

Finding the Fourth Proportional to 9,016.50, 13,524.75 and 3,172.44

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Solution

The fourth proportional to 9,016.50, 13,524.75 and 3,172.44 is: 4,758.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,016.50 : 13,524.75 = 3,172.44 : x
  2. Step 2: Convert to fraction form
    9,016.50/13,524.75 = 3,172.44/x
  3. Step 3: Cross multiply
    9,016.50x = 13,524.75 × 3,172.44
  4. Step 4: Simplify right side
    9,016.50x = 42,906,457.89
  5. Step 5: Solve for x
    x = 42,906,457.89/9,016.50
  6. Step 6: Final answer
    x = 4,758.66

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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.