Home / 4,958.34-7,435.49-2,147.34

Finding the Fourth Proportional to 4,958.34, 7,435.49 and 2,147.34

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Solution

The fourth proportional to 4,958.34, 7,435.49 and 2,147.34 is: 3,220.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,958.34 : 7,435.49 = 2,147.34 : x
  2. Step 2: Convert to fraction form
    4,958.34/7,435.49 = 2,147.34/x
  3. Step 3: Cross multiply
    4,958.34x = 7,435.49 × 2,147.34
  4. Step 4: Simplify right side
    4,958.34x = 15,966,514.36
  5. Step 5: Solve for x
    x = 15,966,514.36/4,958.34
  6. Step 6: Final answer
    x = 3,220.13

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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.