Home / 3,542.85-5,314.13-1,435.38

Finding the Fourth Proportional to 3,542.85, 5,314.13 and 1,435.38

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Solution

The fourth proportional to 3,542.85, 5,314.13 and 1,435.38 is: 2,153.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.85 : 5,314.13 = 1,435.38 : x
  2. Step 2: Convert to fraction form
    3,542.85/5,314.13 = 1,435.38/x
  3. Step 3: Cross multiply
    3,542.85x = 5,314.13 × 1,435.38
  4. Step 4: Simplify right side
    3,542.85x = 7,627,788.74
  5. Step 5: Solve for x
    x = 7,627,788.74/3,542.85
  6. Step 6: Final answer
    x = 2,153.01

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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.