Home / 4,090.17-6,144.36-2,531.31

Finding the Fourth Proportional to 4,090.17, 6,144.36 and 2,531.31

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Solution

The fourth proportional to 4,090.17, 6,144.36 and 2,531.31 is: 3,802.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.17 : 6,144.36 = 2,531.31 : x
  2. Step 2: Convert to fraction form
    4,090.17/6,144.36 = 2,531.31/x
  3. Step 3: Cross multiply
    4,090.17x = 6,144.36 × 2,531.31
  4. Step 4: Simplify right side
    4,090.17x = 15,553,279.91
  5. Step 5: Solve for x
    x = 15,553,279.91/4,090.17
  6. Step 6: Final answer
    x = 3,802.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.