Home / 3,783.51-5,664.33-2,398.41

Finding the Fourth Proportional to 3,783.51, 5,664.33 and 2,398.41

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Solution

The fourth proportional to 3,783.51, 5,664.33 and 2,398.41 is: 3,590.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783.51 : 5,664.33 = 2,398.41 : x
  2. Step 2: Convert to fraction form
    3,783.51/5,664.33 = 2,398.41/x
  3. Step 3: Cross multiply
    3,783.51x = 5,664.33 × 2,398.41
  4. Step 4: Simplify right side
    3,783.51x = 13,585,385.72
  5. Step 5: Solve for x
    x = 13,585,385.72/3,783.51
  6. Step 6: Final answer
    x = 3,590.68

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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.