Home / 4,975.85-7,464.47-1,688.06

Finding the Fourth Proportional to 4,975.85, 7,464.47 and 1,688.06

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Solution

The fourth proportional to 4,975.85, 7,464.47 and 1,688.06 is: 2,532.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,975.85 : 7,464.47 = 1,688.06 : x
  2. Step 2: Convert to fraction form
    4,975.85/7,464.47 = 1,688.06/x
  3. Step 3: Cross multiply
    4,975.85x = 7,464.47 × 1,688.06
  4. Step 4: Simplify right side
    4,975.85x = 12,600,483.45
  5. Step 5: Solve for x
    x = 12,600,483.45/4,975.85
  6. Step 6: Final answer
    x = 2,532.33

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