Home / 2,737.03-4,102.60-1,328.47

Finding the Fourth Proportional to 2,737.03, 4,102.60 and 1,328.47

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Solution

The fourth proportional to 2,737.03, 4,102.60 and 1,328.47 is: 1,991.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,737.03 : 4,102.60 = 1,328.47 : x
  2. Step 2: Convert to fraction form
    2,737.03/4,102.60 = 1,328.47/x
  3. Step 3: Cross multiply
    2,737.03x = 4,102.60 × 1,328.47
  4. Step 4: Simplify right side
    2,737.03x = 5,450,181.02
  5. Step 5: Solve for x
    x = 5,450,181.02/2,737.03
  6. Step 6: Final answer
    x = 1,991.28

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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.