Home / 3,539.39-5,303.55-2,238.13

Finding the Fourth Proportional to 3,539.39, 5,303.55 and 2,238.13

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Solution

The fourth proportional to 3,539.39, 5,303.55 and 2,238.13 is: 3,353.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539.39 : 5,303.55 = 2,238.13 : x
  2. Step 2: Convert to fraction form
    3,539.39/5,303.55 = 2,238.13/x
  3. Step 3: Cross multiply
    3,539.39x = 5,303.55 × 2,238.13
  4. Step 4: Simplify right side
    3,539.39x = 11,870,007.84
  5. Step 5: Solve for x
    x = 11,870,007.84/3,539.39
  6. Step 6: Final answer
    x = 3,353.69

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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.