Home / 2,974.94-4,105.86-1,715.76

Finding the Fourth Proportional to 2,974.94, 4,105.86 and 1,715.76

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Solution

The fourth proportional to 2,974.94, 4,105.86 and 1,715.76 is: 2,368.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974.94 : 4,105.86 = 1,715.76 : x
  2. Step 2: Convert to fraction form
    2,974.94/4,105.86 = 1,715.76/x
  3. Step 3: Cross multiply
    2,974.94x = 4,105.86 × 1,715.76
  4. Step 4: Simplify right side
    2,974.94x = 7,044,670.35
  5. Step 5: Solve for x
    x = 7,044,670.35/2,974.94
  6. Step 6: Final answer
    x = 2,368.00

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