Home / 2,406.58-3,603.36-1,249.90

Finding the Fourth Proportional to 2,406.58, 3,603.36 and 1,249.90

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Solution

The fourth proportional to 2,406.58, 3,603.36 and 1,249.90 is: 1,871.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,406.58 : 3,603.36 = 1,249.90 : x
  2. Step 2: Convert to fraction form
    2,406.58/3,603.36 = 1,249.90/x
  3. Step 3: Cross multiply
    2,406.58x = 3,603.36 × 1,249.90
  4. Step 4: Simplify right side
    2,406.58x = 4,503,839.48
  5. Step 5: Solve for x
    x = 4,503,839.48/2,406.58
  6. Step 6: Final answer
    x = 1,871.47

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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.