Home / 4,301.39-6,449.89-1,669.65

Finding the Fourth Proportional to 4,301.39, 6,449.89 and 1,669.65

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Solution

The fourth proportional to 4,301.39, 6,449.89 and 1,669.65 is: 2,503.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,301.39 : 6,449.89 = 1,669.65 : x
  2. Step 2: Convert to fraction form
    4,301.39/6,449.89 = 1,669.65/x
  3. Step 3: Cross multiply
    4,301.39x = 6,449.89 × 1,669.65
  4. Step 4: Simplify right side
    4,301.39x = 10,769,053.08
  5. Step 5: Solve for x
    x = 10,769,053.08/4,301.39
  6. Step 6: Final answer
    x = 2,503.62

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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.