Home / 4,647.71-6,969.83-1,873.44

Finding the Fourth Proportional to 4,647.71, 6,969.83 and 1,873.44

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Solution

The fourth proportional to 4,647.71, 6,969.83 and 1,873.44 is: 2,809.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,647.71 : 6,969.83 = 1,873.44 : x
  2. Step 2: Convert to fraction form
    4,647.71/6,969.83 = 1,873.44/x
  3. Step 3: Cross multiply
    4,647.71x = 6,969.83 × 1,873.44
  4. Step 4: Simplify right side
    4,647.71x = 13,057,548.95
  5. Step 5: Solve for x
    x = 13,057,548.95/4,647.71
  6. Step 6: Final answer
    x = 2,809.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.