Home / 2,601.16-3,591.88-1,897

Finding the Fourth Proportional to 2,601.16, 3,591.88 and 1,897

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Solution

The fourth proportional to 2,601.16, 3,591.88 and 1,897 is: 2,619.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,601.16 : 3,591.88 = 1,897 : x
  2. Step 2: Convert to fraction form
    2,601.16/3,591.88 = 1,897/x
  3. Step 3: Cross multiply
    2,601.16x = 3,591.88 × 1,897
  4. Step 4: Simplify right side
    2,601.16x = 6,813,796.36
  5. Step 5: Solve for x
    x = 6,813,796.36/2,601.16
  6. Step 6: Final answer
    x = 2,619.52

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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.