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Finding the Fourth Proportional to 4,670.12, 7,007.62 and 1,898.84

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Solution

The fourth proportional to 4,670.12, 7,007.62 and 1,898.84 is: 2,849.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,670.12 : 7,007.62 = 1,898.84 : x
  2. Step 2: Convert to fraction form
    4,670.12/7,007.62 = 1,898.84/x
  3. Step 3: Cross multiply
    4,670.12x = 7,007.62 × 1,898.84
  4. Step 4: Simplify right side
    4,670.12x = 13,306,349.16
  5. Step 5: Solve for x
    x = 13,306,349.16/4,670.12
  6. Step 6: Final answer
    x = 2,849.25

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