Home / 4,007.96-5,531.07-2,239.56

Finding the Fourth Proportional to 4,007.96, 5,531.07 and 2,239.56

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Solution

The fourth proportional to 4,007.96, 5,531.07 and 2,239.56 is: 3,090.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,007.96 : 5,531.07 = 2,239.56 : x
  2. Step 2: Convert to fraction form
    4,007.96/5,531.07 = 2,239.56/x
  3. Step 3: Cross multiply
    4,007.96x = 5,531.07 × 2,239.56
  4. Step 4: Simplify right side
    4,007.96x = 12,387,156.96
  5. Step 5: Solve for x
    x = 12,387,156.96/4,007.96
  6. Step 6: Final answer
    x = 3,090.64

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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.