Home / 4,743.10-7,114.65-1,665.10

Finding the Fourth Proportional to 4,743.10, 7,114.65 and 1,665.10

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Solution

The fourth proportional to 4,743.10, 7,114.65 and 1,665.10 is: 2,497.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743.10 : 7,114.65 = 1,665.10 : x
  2. Step 2: Convert to fraction form
    4,743.10/7,114.65 = 1,665.10/x
  3. Step 3: Cross multiply
    4,743.10x = 7,114.65 × 1,665.10
  4. Step 4: Simplify right side
    4,743.10x = 11,846,603.72
  5. Step 5: Solve for x
    x = 11,846,603.72/4,743.10
  6. Step 6: Final answer
    x = 2,497.65

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