Home / 6,545.22-9,819.36-1,865.29

Finding the Fourth Proportional to 6,545.22, 9,819.36 and 1,865.29

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Solution

The fourth proportional to 6,545.22, 9,819.36 and 1,865.29 is: 2,798.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,545.22 : 9,819.36 = 1,865.29 : x
  2. Step 2: Convert to fraction form
    6,545.22/9,819.36 = 1,865.29/x
  3. Step 3: Cross multiply
    6,545.22x = 9,819.36 × 1,865.29
  4. Step 4: Simplify right side
    6,545.22x = 18,315,969.55
  5. Step 5: Solve for x
    x = 18,315,969.55/6,545.22
  6. Step 6: Final answer
    x = 2,798.37

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