Home / 2,243.07-3,090.96-2,087.42

Finding the Fourth Proportional to 2,243.07, 3,090.96 and 2,087.42

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Solution

The fourth proportional to 2,243.07, 3,090.96 and 2,087.42 is: 2,876.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,243.07 : 3,090.96 = 2,087.42 : x
  2. Step 2: Convert to fraction form
    2,243.07/3,090.96 = 2,087.42/x
  3. Step 3: Cross multiply
    2,243.07x = 3,090.96 × 2,087.42
  4. Step 4: Simplify right side
    2,243.07x = 6,452,116.27
  5. Step 5: Solve for x
    x = 6,452,116.27/2,243.07
  6. Step 6: Final answer
    x = 2,876.47

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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.