Home / 3,381.51-4,669.68-3,197.44

Finding the Fourth Proportional to 3,381.51, 4,669.68 and 3,197.44

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Solution

The fourth proportional to 3,381.51, 4,669.68 and 3,197.44 is: 4,415.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381.51 : 4,669.68 = 3,197.44 : x
  2. Step 2: Convert to fraction form
    3,381.51/4,669.68 = 3,197.44/x
  3. Step 3: Cross multiply
    3,381.51x = 4,669.68 × 3,197.44
  4. Step 4: Simplify right side
    3,381.51x = 14,931,021.62
  5. Step 5: Solve for x
    x = 14,931,021.62/3,381.51
  6. Step 6: Final answer
    x = 4,415.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.