Home / 4,980.67-6,873.27-2,742.50

Finding the Fourth Proportional to 4,980.67, 6,873.27 and 2,742.50

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Solution

The fourth proportional to 4,980.67, 6,873.27 and 2,742.50 is: 3,784.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,980.67 : 6,873.27 = 2,742.50 : x
  2. Step 2: Convert to fraction form
    4,980.67/6,873.27 = 2,742.50/x
  3. Step 3: Cross multiply
    4,980.67x = 6,873.27 × 2,742.50
  4. Step 4: Simplify right side
    4,980.67x = 18,849,942.98
  5. Step 5: Solve for x
    x = 18,849,942.98/4,980.67
  6. Step 6: Final answer
    x = 3,784.62

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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.