Home / 3,530.56-5,296.80-1,222.24

Finding the Fourth Proportional to 3,530.56, 5,296.80 and 1,222.24

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Solution

The fourth proportional to 3,530.56, 5,296.80 and 1,222.24 is: 1,833.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.56 : 5,296.80 = 1,222.24 : x
  2. Step 2: Convert to fraction form
    3,530.56/5,296.80 = 1,222.24/x
  3. Step 3: Cross multiply
    3,530.56x = 5,296.80 × 1,222.24
  4. Step 4: Simplify right side
    3,530.56x = 6,473,960.83
  5. Step 5: Solve for x
    x = 6,473,960.83/3,530.56
  6. Step 6: Final answer
    x = 1,833.69

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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.