Home / 3,538.96-4,884.51-2,874.22

Finding the Fourth Proportional to 3,538.96, 4,884.51 and 2,874.22

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Solution

The fourth proportional to 3,538.96, 4,884.51 and 2,874.22 is: 3,967.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.96 : 4,884.51 = 2,874.22 : x
  2. Step 2: Convert to fraction form
    3,538.96/4,884.51 = 2,874.22/x
  3. Step 3: Cross multiply
    3,538.96x = 4,884.51 × 2,874.22
  4. Step 4: Simplify right side
    3,538.96x = 14,039,156.33
  5. Step 5: Solve for x
    x = 14,039,156.33/3,538.96
  6. Step 6: Final answer
    x = 3,967.03

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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.