Home / 4,968.56-6,857.84-2,873.90

Finding the Fourth Proportional to 4,968.56, 6,857.84 and 2,873.90

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Solution

The fourth proportional to 4,968.56, 6,857.84 and 2,873.90 is: 3,966.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968.56 : 6,857.84 = 2,873.90 : x
  2. Step 2: Convert to fraction form
    4,968.56/6,857.84 = 2,873.90/x
  3. Step 3: Cross multiply
    4,968.56x = 6,857.84 × 2,873.90
  4. Step 4: Simplify right side
    4,968.56x = 19,708,770.71
  5. Step 5: Solve for x
    x = 19,708,770.71/4,968.56
  6. Step 6: Final answer
    x = 3,966.69

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Why These Related Problems?

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