Home / 11,582.80-17,374.20-3,792.40

Finding the Fourth Proportional to 11,582.80, 17,374.20 and 3,792.40

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Solution

The fourth proportional to 11,582.80, 17,374.20 and 3,792.40 is: 5,688.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,582.80 : 17,374.20 = 3,792.40 : x
  2. Step 2: Convert to fraction form
    11,582.80/17,374.20 = 3,792.40/x
  3. Step 3: Cross multiply
    11,582.80x = 17,374.20 × 3,792.40
  4. Step 4: Simplify right side
    11,582.80x = 65,889,916.08
  5. Step 5: Solve for x
    x = 65,889,916.08/11,582.80
  6. Step 6: Final answer
    x = 5,688.60

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