Home / 3,393.48-5,090.70-1,341

Finding the Fourth Proportional to 3,393.48, 5,090.70 and 1,341

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Solution

The fourth proportional to 3,393.48, 5,090.70 and 1,341 is: 2,011.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393.48 : 5,090.70 = 1,341 : x
  2. Step 2: Convert to fraction form
    3,393.48/5,090.70 = 1,341/x
  3. Step 3: Cross multiply
    3,393.48x = 5,090.70 × 1,341
  4. Step 4: Simplify right side
    3,393.48x = 6,826,628.70
  5. Step 5: Solve for x
    x = 6,826,628.70/3,393.48
  6. Step 6: Final answer
    x = 2,011.69

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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.