Home / 5,836.16-8,055.68-3,974.24

Finding the Fourth Proportional to 5,836.16, 8,055.68 and 3,974.24

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Solution

The fourth proportional to 5,836.16, 8,055.68 and 3,974.24 is: 5,485.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,836.16 : 8,055.68 = 3,974.24 : x
  2. Step 2: Convert to fraction form
    5,836.16/8,055.68 = 3,974.24/x
  3. Step 3: Cross multiply
    5,836.16x = 8,055.68 × 3,974.24
  4. Step 4: Simplify right side
    5,836.16x = 32,015,205.68
  5. Step 5: Solve for x
    x = 32,015,205.68/5,836.16
  6. Step 6: Final answer
    x = 5,485.66

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1.5x scale

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.