Home / 9,072.53-13,612.29-3,529.79

Finding the Fourth Proportional to 9,072.53, 13,612.29 and 3,529.79

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Solution

The fourth proportional to 9,072.53, 13,612.29 and 3,529.79 is: 5,296.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072.53 : 13,612.29 = 3,529.79 : x
  2. Step 2: Convert to fraction form
    9,072.53/13,612.29 = 3,529.79/x
  3. Step 3: Cross multiply
    9,072.53x = 13,612.29 × 3,529.79
  4. Step 4: Simplify right side
    9,072.53x = 48,048,525.12
  5. Step 5: Solve for x
    x = 48,048,525.12/9,072.53
  6. Step 6: Final answer
    x = 5,296.04

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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.