Home / 3,636.06-5,455.32-2,408.30

Finding the Fourth Proportional to 3,636.06, 5,455.32 and 2,408.30

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Solution

The fourth proportional to 3,636.06, 5,455.32 and 2,408.30 is: 3,613.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636.06 : 5,455.32 = 2,408.30 : x
  2. Step 2: Convert to fraction form
    3,636.06/5,455.32 = 2,408.30/x
  3. Step 3: Cross multiply
    3,636.06x = 5,455.32 × 2,408.30
  4. Step 4: Simplify right side
    3,636.06x = 13,138,047.16
  5. Step 5: Solve for x
    x = 13,138,047.16/3,636.06
  6. Step 6: Final answer
    x = 3,613.26

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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.