Home / 3,400.85-5,101.14-935.93

Finding the Fourth Proportional to 3,400.85, 5,101.14 and 935.93

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Solution

The fourth proportional to 3,400.85, 5,101.14 and 935.93 is: 1,403.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400.85 : 5,101.14 = 935.93 : x
  2. Step 2: Convert to fraction form
    3,400.85/5,101.14 = 935.93/x
  3. Step 3: Cross multiply
    3,400.85x = 5,101.14 × 935.93
  4. Step 4: Simplify right side
    3,400.85x = 4,774,309.96
  5. Step 5: Solve for x
    x = 4,774,309.96/3,400.85
  6. Step 6: Final answer
    x = 1,403.86

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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.