Home / 3,905.66-5,859.84-2,443.07

Finding the Fourth Proportional to 3,905.66, 5,859.84 and 2,443.07

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Solution

The fourth proportional to 3,905.66, 5,859.84 and 2,443.07 is: 3,665.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,905.66 : 5,859.84 = 2,443.07 : x
  2. Step 2: Convert to fraction form
    3,905.66/5,859.84 = 2,443.07/x
  3. Step 3: Cross multiply
    3,905.66x = 5,859.84 × 2,443.07
  4. Step 4: Simplify right side
    3,905.66x = 14,315,999.31
  5. Step 5: Solve for x
    x = 14,315,999.31/3,905.66
  6. Step 6: Final answer
    x = 3,665.45

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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.