Home / 3,363.69-5,045.80-1,055.19

Finding the Fourth Proportional to 3,363.69, 5,045.80 and 1,055.19

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Solution

The fourth proportional to 3,363.69, 5,045.80 and 1,055.19 is: 1,582.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.69 : 5,045.80 = 1,055.19 : x
  2. Step 2: Convert to fraction form
    3,363.69/5,045.80 = 1,055.19/x
  3. Step 3: Cross multiply
    3,363.69x = 5,045.80 × 1,055.19
  4. Step 4: Simplify right side
    3,363.69x = 5,324,277.70
  5. Step 5: Solve for x
    x = 5,324,277.70/3,363.69
  6. Step 6: Final answer
    x = 1,582.87

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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.