Home / 4,847.72-7,271.58-1,384.97

Finding the Fourth Proportional to 4,847.72, 7,271.58 and 1,384.97

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Solution

The fourth proportional to 4,847.72, 7,271.58 and 1,384.97 is: 2,077.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847.72 : 7,271.58 = 1,384.97 : x
  2. Step 2: Convert to fraction form
    4,847.72/7,271.58 = 1,384.97/x
  3. Step 3: Cross multiply
    4,847.72x = 7,271.58 × 1,384.97
  4. Step 4: Simplify right side
    4,847.72x = 10,070,908.47
  5. Step 5: Solve for x
    x = 10,070,908.47/4,847.72
  6. Step 6: Final answer
    x = 2,077.45

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