Home / 4,165.72-6,213.32-3,613.51

Finding the Fourth Proportional to 4,165.72, 6,213.32 and 3,613.51

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Solution

The fourth proportional to 4,165.72, 6,213.32 and 3,613.51 is: 5,389.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165.72 : 6,213.32 = 3,613.51 : x
  2. Step 2: Convert to fraction form
    4,165.72/6,213.32 = 3,613.51/x
  3. Step 3: Cross multiply
    4,165.72x = 6,213.32 × 3,613.51
  4. Step 4: Simplify right side
    4,165.72x = 22,451,893.95
  5. Step 5: Solve for x
    x = 22,451,893.95/4,165.72
  6. Step 6: Final answer
    x = 5,389.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.