Home / 3,551.39-4,901.15-1,958.03

Finding the Fourth Proportional to 3,551.39, 4,901.15 and 1,958.03

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Solution

The fourth proportional to 3,551.39, 4,901.15 and 1,958.03 is: 2,702.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.39 : 4,901.15 = 1,958.03 : x
  2. Step 2: Convert to fraction form
    3,551.39/4,901.15 = 1,958.03/x
  3. Step 3: Cross multiply
    3,551.39x = 4,901.15 × 1,958.03
  4. Step 4: Simplify right side
    3,551.39x = 9,596,601.20
  5. Step 5: Solve for x
    x = 9,596,601.20/3,551.39
  6. Step 6: Final answer
    x = 2,702.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.