Home / 3,370.38-5,055.84-1,178.34

Finding the Fourth Proportional to 3,370.38, 5,055.84 and 1,178.34

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Solution

The fourth proportional to 3,370.38, 5,055.84 and 1,178.34 is: 1,767.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.38 : 5,055.84 = 1,178.34 : x
  2. Step 2: Convert to fraction form
    3,370.38/5,055.84 = 1,178.34/x
  3. Step 3: Cross multiply
    3,370.38x = 5,055.84 × 1,178.34
  4. Step 4: Simplify right side
    3,370.38x = 5,957,498.51
  5. Step 5: Solve for x
    x = 5,957,498.51/3,370.38
  6. Step 6: Final answer
    x = 1,767.60

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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.