Home / 2,205.39-3,306.36-1,509.96

Finding the Fourth Proportional to 2,205.39, 3,306.36 and 1,509.96

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Solution

The fourth proportional to 2,205.39, 3,306.36 and 1,509.96 is: 2,263.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,205.39 : 3,306.36 = 1,509.96 : x
  2. Step 2: Convert to fraction form
    2,205.39/3,306.36 = 1,509.96/x
  3. Step 3: Cross multiply
    2,205.39x = 3,306.36 × 1,509.96
  4. Step 4: Simplify right side
    2,205.39x = 4,992,462.32
  5. Step 5: Solve for x
    x = 4,992,462.32/2,205.39
  6. Step 6: Final answer
    x = 2,263.75

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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.