Home / 3,505.90-5,249.73-3,402.02

Finding the Fourth Proportional to 3,505.90, 5,249.73 and 3,402.02

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Solution

The fourth proportional to 3,505.90, 5,249.73 and 3,402.02 is: 5,094.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.90 : 5,249.73 = 3,402.02 : x
  2. Step 2: Convert to fraction form
    3,505.90/5,249.73 = 3,402.02/x
  3. Step 3: Cross multiply
    3,505.90x = 5,249.73 × 3,402.02
  4. Step 4: Simplify right side
    3,505.90x = 17,859,686.45
  5. Step 5: Solve for x
    x = 17,859,686.45/3,505.90
  6. Step 6: Final answer
    x = 5,094.18

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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.