Home / 3,558.52-4,909-2,300.65

Finding the Fourth Proportional to 3,558.52, 4,909 and 2,300.65

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Solution

The fourth proportional to 3,558.52, 4,909 and 2,300.65 is: 3,173.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.52 : 4,909 = 2,300.65 : x
  2. Step 2: Convert to fraction form
    3,558.52/4,909 = 2,300.65/x
  3. Step 3: Cross multiply
    3,558.52x = 4,909 × 2,300.65
  4. Step 4: Simplify right side
    3,558.52x = 11,293,890.85
  5. Step 5: Solve for x
    x = 11,293,890.85/3,558.52
  6. Step 6: Final answer
    x = 3,173.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.