Home / 5,430.06-7,493.58-3,072.69

Finding the Fourth Proportional to 5,430.06, 7,493.58 and 3,072.69

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Solution

The fourth proportional to 5,430.06, 7,493.58 and 3,072.69 is: 4,240.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,430.06 : 7,493.58 = 3,072.69 : x
  2. Step 2: Convert to fraction form
    5,430.06/7,493.58 = 3,072.69/x
  3. Step 3: Cross multiply
    5,430.06x = 7,493.58 × 3,072.69
  4. Step 4: Simplify right side
    5,430.06x = 23,025,448.33
  5. Step 5: Solve for x
    x = 23,025,448.33/5,430.06
  6. Step 6: Final answer
    x = 4,240.37

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.