Home / 2,080.08-3,118.08-983.52

Finding the Fourth Proportional to 2,080.08, 3,118.08 and 983.52

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Solution

The fourth proportional to 2,080.08, 3,118.08 and 983.52 is: 1,474.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080.08 : 3,118.08 = 983.52 : x
  2. Step 2: Convert to fraction form
    2,080.08/3,118.08 = 983.52/x
  3. Step 3: Cross multiply
    2,080.08x = 3,118.08 × 983.52
  4. Step 4: Simplify right side
    2,080.08x = 3,066,694.04
  5. Step 5: Solve for x
    x = 3,066,694.04/2,080.08
  6. Step 6: Final answer
    x = 1,474.32

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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.