Home / 3,385.08-5,071.81-3,042.69

Finding the Fourth Proportional to 3,385.08, 5,071.81 and 3,042.69

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Solution

The fourth proportional to 3,385.08, 5,071.81 and 3,042.69 is: 4,558.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385.08 : 5,071.81 = 3,042.69 : x
  2. Step 2: Convert to fraction form
    3,385.08/5,071.81 = 3,042.69/x
  3. Step 3: Cross multiply
    3,385.08x = 5,071.81 × 3,042.69
  4. Step 4: Simplify right side
    3,385.08x = 15,431,945.57
  5. Step 5: Solve for x
    x = 15,431,945.57/3,385.08
  6. Step 6: Final answer
    x = 4,558.81

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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.