Home / 3,080.44-4,252.53-1,902.16

Finding the Fourth Proportional to 3,080.44, 4,252.53 and 1,902.16

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Solution

The fourth proportional to 3,080.44, 4,252.53 and 1,902.16 is: 2,625.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.44 : 4,252.53 = 1,902.16 : x
  2. Step 2: Convert to fraction form
    3,080.44/4,252.53 = 1,902.16/x
  3. Step 3: Cross multiply
    3,080.44x = 4,252.53 × 1,902.16
  4. Step 4: Simplify right side
    3,080.44x = 8,088,992.46
  5. Step 5: Solve for x
    x = 8,088,992.46/3,080.44
  6. Step 6: Final answer
    x = 2,625.92

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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.