Home / 2,603.15-3,589.26-2,104.25

Finding the Fourth Proportional to 2,603.15, 3,589.26 and 2,104.25

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Solution

The fourth proportional to 2,603.15, 3,589.26 and 2,104.25 is: 2,901.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,603.15 : 3,589.26 = 2,104.25 : x
  2. Step 2: Convert to fraction form
    2,603.15/3,589.26 = 2,104.25/x
  3. Step 3: Cross multiply
    2,603.15x = 3,589.26 × 2,104.25
  4. Step 4: Simplify right side
    2,603.15x = 7,552,682.41
  5. Step 5: Solve for x
    x = 7,552,682.41/2,603.15
  6. Step 6: Final answer
    x = 2,901.37

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1.5x scale

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.