Home / 4,361.02-6,540.89-1,439.35

Finding the Fourth Proportional to 4,361.02, 6,540.89 and 1,439.35

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Solution

The fourth proportional to 4,361.02, 6,540.89 and 1,439.35 is: 2,158.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,361.02 : 6,540.89 = 1,439.35 : x
  2. Step 2: Convert to fraction form
    4,361.02/6,540.89 = 1,439.35/x
  3. Step 3: Cross multiply
    4,361.02x = 6,540.89 × 1,439.35
  4. Step 4: Simplify right side
    4,361.02x = 9,414,606.47
  5. Step 5: Solve for x
    x = 9,414,606.47/4,361.02
  6. Step 6: Final answer
    x = 2,158.81

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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.