Home / 2,972.16-4,457.28-1,023.84

Finding the Fourth Proportional to 2,972.16, 4,457.28 and 1,023.84

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Solution

The fourth proportional to 2,972.16, 4,457.28 and 1,023.84 is: 1,535.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972.16 : 4,457.28 = 1,023.84 : x
  2. Step 2: Convert to fraction form
    2,972.16/4,457.28 = 1,023.84/x
  3. Step 3: Cross multiply
    2,972.16x = 4,457.28 × 1,023.84
  4. Step 4: Simplify right side
    2,972.16x = 4,563,541.56
  5. Step 5: Solve for x
    x = 4,563,541.56/2,972.16
  6. Step 6: Final answer
    x = 1,535.43

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