Home / 9,311.16-13,966.92-3,688.32

Finding the Fourth Proportional to 9,311.16, 13,966.92 and 3,688.32

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Solution

The fourth proportional to 9,311.16, 13,966.92 and 3,688.32 is: 5,532.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,311.16 : 13,966.92 = 3,688.32 : x
  2. Step 2: Convert to fraction form
    9,311.16/13,966.92 = 3,688.32/x
  3. Step 3: Cross multiply
    9,311.16x = 13,966.92 × 3,688.32
  4. Step 4: Simplify right side
    9,311.16x = 51,514,470.37
  5. Step 5: Solve for x
    x = 51,514,470.37/9,311.16
  6. Step 6: Final answer
    x = 5,532.55

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