Home / 3,386.46-5,078.28-1,194.68

Finding the Fourth Proportional to 3,386.46, 5,078.28 and 1,194.68

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Solution

The fourth proportional to 3,386.46, 5,078.28 and 1,194.68 is: 1,791.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.46 : 5,078.28 = 1,194.68 : x
  2. Step 2: Convert to fraction form
    3,386.46/5,078.28 = 1,194.68/x
  3. Step 3: Cross multiply
    3,386.46x = 5,078.28 × 1,194.68
  4. Step 4: Simplify right side
    3,386.46x = 6,066,919.55
  5. Step 5: Solve for x
    x = 6,066,919.55/3,386.46
  6. Step 6: Final answer
    x = 1,791.52

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1.5x scale

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.