Home / 4,648.23-6,982.34-2,918.07

Finding the Fourth Proportional to 4,648.23, 6,982.34 and 2,918.07

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Solution

The fourth proportional to 4,648.23, 6,982.34 and 2,918.07 is: 4,383.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,648.23 : 6,982.34 = 2,918.07 : x
  2. Step 2: Convert to fraction form
    4,648.23/6,982.34 = 2,918.07/x
  3. Step 3: Cross multiply
    4,648.23x = 6,982.34 × 2,918.07
  4. Step 4: Simplify right side
    4,648.23x = 20,374,942.29
  5. Step 5: Solve for x
    x = 20,374,942.29/4,648.23
  6. Step 6: Final answer
    x = 4,383.38

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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.