Home / 4,052.36-6,079.82-1,318.28

Finding the Fourth Proportional to 4,052.36, 6,079.82 and 1,318.28

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Solution

The fourth proportional to 4,052.36, 6,079.82 and 1,318.28 is: 1,977.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,052.36 : 6,079.82 = 1,318.28 : x
  2. Step 2: Convert to fraction form
    4,052.36/6,079.82 = 1,318.28/x
  3. Step 3: Cross multiply
    4,052.36x = 6,079.82 × 1,318.28
  4. Step 4: Simplify right side
    4,052.36x = 8,014,905.11
  5. Step 5: Solve for x
    x = 8,014,905.11/4,052.36
  6. Step 6: Final answer
    x = 1,977.84

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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.