Home / 3,712.23-5,121.98-2,056.23

Finding the Fourth Proportional to 3,712.23, 5,121.98 and 2,056.23

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Solution

The fourth proportional to 3,712.23, 5,121.98 and 2,056.23 is: 2,837.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.23 : 5,121.98 = 2,056.23 : x
  2. Step 2: Convert to fraction form
    3,712.23/5,121.98 = 2,056.23/x
  3. Step 3: Cross multiply
    3,712.23x = 5,121.98 × 2,056.23
  4. Step 4: Simplify right side
    3,712.23x = 10,531,958.65
  5. Step 5: Solve for x
    x = 10,531,958.65/3,712.23
  6. Step 6: Final answer
    x = 2,837.10

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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.