Home / 4,968.64-6,858-2,873.98

Finding the Fourth Proportional to 4,968.64, 6,858 and 2,873.98

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Solution

The fourth proportional to 4,968.64, 6,858 and 2,873.98 is: 3,966.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968.64 : 6,858 = 2,873.98 : x
  2. Step 2: Convert to fraction form
    4,968.64/6,858 = 2,873.98/x
  3. Step 3: Cross multiply
    4,968.64x = 6,858 × 2,873.98
  4. Step 4: Simplify right side
    4,968.64x = 19,709,754.84
  5. Step 5: Solve for x
    x = 19,709,754.84/4,968.64
  6. Step 6: Final answer
    x = 3,966.83

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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.