Home / 4,974.44-6,864.96-2,878.16

Finding the Fourth Proportional to 4,974.44, 6,864.96 and 2,878.16

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Solution

The fourth proportional to 4,974.44, 6,864.96 and 2,878.16 is: 3,972.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,974.44 : 6,864.96 = 2,878.16 : x
  2. Step 2: Convert to fraction form
    4,974.44/6,864.96 = 2,878.16/x
  3. Step 3: Cross multiply
    4,974.44x = 6,864.96 × 2,878.16
  4. Step 4: Simplify right side
    4,974.44x = 19,758,453.27
  5. Step 5: Solve for x
    x = 19,758,453.27/4,974.44
  6. Step 6: Final answer
    x = 3,972.00

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.