Home / 5,039.36-7,559.44-2,118

Finding the Fourth Proportional to 5,039.36, 7,559.44 and 2,118

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Solution

The fourth proportional to 5,039.36, 7,559.44 and 2,118 is: 3,177.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.36 : 7,559.44 = 2,118 : x
  2. Step 2: Convert to fraction form
    5,039.36/7,559.44 = 2,118/x
  3. Step 3: Cross multiply
    5,039.36x = 7,559.44 × 2,118
  4. Step 4: Simplify right side
    5,039.36x = 16,010,893.92
  5. Step 5: Solve for x
    x = 16,010,893.92/5,039.36
  6. Step 6: Final answer
    x = 3,177.17

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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.