Home / 6,915.39-10,370.03-1,983.92

Finding the Fourth Proportional to 6,915.39, 10,370.03 and 1,983.92

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Solution

The fourth proportional to 6,915.39, 10,370.03 and 1,983.92 is: 2,974.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915.39 : 10,370.03 = 1,983.92 : x
  2. Step 2: Convert to fraction form
    6,915.39/10,370.03 = 1,983.92/x
  3. Step 3: Cross multiply
    6,915.39x = 10,370.03 × 1,983.92
  4. Step 4: Simplify right side
    6,915.39x = 20,573,248.15
  5. Step 5: Solve for x
    x = 20,573,248.15/6,915.39
  6. Step 6: Final answer
    x = 2,974.99

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