Home / 2,603.11-3,898.53-2,259.25

Finding the Fourth Proportional to 2,603.11, 3,898.53 and 2,259.25

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Solution

The fourth proportional to 2,603.11, 3,898.53 and 2,259.25 is: 3,383.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,603.11 : 3,898.53 = 2,259.25 : x
  2. Step 2: Convert to fraction form
    2,603.11/3,898.53 = 2,259.25/x
  3. Step 3: Cross multiply
    2,603.11x = 3,898.53 × 2,259.25
  4. Step 4: Simplify right side
    2,603.11x = 8,807,753.90
  5. Step 5: Solve for x
    x = 8,807,753.90/2,603.11
  6. Step 6: Final answer
    x = 3,383.55

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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.