Home / 3,643.14-5,455.44-2,408.70

Finding the Fourth Proportional to 3,643.14, 5,455.44 and 2,408.70

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Solution

The fourth proportional to 3,643.14, 5,455.44 and 2,408.70 is: 3,606.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643.14 : 5,455.44 = 2,408.70 : x
  2. Step 2: Convert to fraction form
    3,643.14/5,455.44 = 2,408.70/x
  3. Step 3: Cross multiply
    3,643.14x = 5,455.44 × 2,408.70
  4. Step 4: Simplify right side
    3,643.14x = 13,140,518.33
  5. Step 5: Solve for x
    x = 13,140,518.33/3,643.14
  6. Step 6: Final answer
    x = 3,606.92

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1.5x scale

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.