Home / 3,448.27-5,173.16-983.11

Finding the Fourth Proportional to 3,448.27, 5,173.16 and 983.11

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Solution

The fourth proportional to 3,448.27, 5,173.16 and 983.11 is: 1,474.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.27 : 5,173.16 = 983.11 : x
  2. Step 2: Convert to fraction form
    3,448.27/5,173.16 = 983.11/x
  3. Step 3: Cross multiply
    3,448.27x = 5,173.16 × 983.11
  4. Step 4: Simplify right side
    3,448.27x = 5,085,763.31
  5. Step 5: Solve for x
    x = 5,085,763.31/3,448.27
  6. Step 6: Final answer
    x = 1,474.88

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1.5x scale

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.