Home / 4,869.23-6,718.56-2,879.06

Finding the Fourth Proportional to 4,869.23, 6,718.56 and 2,879.06

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Solution

The fourth proportional to 4,869.23, 6,718.56 and 2,879.06 is: 3,972.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869.23 : 6,718.56 = 2,879.06 : x
  2. Step 2: Convert to fraction form
    4,869.23/6,718.56 = 2,879.06/x
  3. Step 3: Cross multiply
    4,869.23x = 6,718.56 × 2,879.06
  4. Step 4: Simplify right side
    4,869.23x = 19,343,137.35
  5. Step 5: Solve for x
    x = 19,343,137.35/4,869.23
  6. Step 6: Final answer
    x = 3,972.52

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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.