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Finding the Fourth Proportional to 1,475.94, 2,210.81 and 1,011.54

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Solution

The fourth proportional to 1,475.94, 2,210.81 and 1,011.54 is: 1,515.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475.94 : 2,210.81 = 1,011.54 : x
  2. Step 2: Convert to fraction form
    1,475.94/2,210.81 = 1,011.54/x
  3. Step 3: Cross multiply
    1,475.94x = 2,210.81 × 1,011.54
  4. Step 4: Simplify right side
    1,475.94x = 2,236,317.69
  5. Step 5: Solve for x
    x = 2,236,317.69/1,475.94
  6. Step 6: Final answer
    x = 1,515.18

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