Home / 3,394.37-5,091.69-1,445.24

Finding the Fourth Proportional to 3,394.37, 5,091.69 and 1,445.24

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Solution

The fourth proportional to 3,394.37, 5,091.69 and 1,445.24 is: 2,167.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394.37 : 5,091.69 = 1,445.24 : x
  2. Step 2: Convert to fraction form
    3,394.37/5,091.69 = 1,445.24/x
  3. Step 3: Cross multiply
    3,394.37x = 5,091.69 × 1,445.24
  4. Step 4: Simplify right side
    3,394.37x = 7,358,688.60
  5. Step 5: Solve for x
    x = 7,358,688.60/3,394.37
  6. Step 6: Final answer
    x = 2,167.91

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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.