Home / 2,282.12-3,406.67-2,005.32

Finding the Fourth Proportional to 2,282.12, 3,406.67 and 2,005.32

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Solution

The fourth proportional to 2,282.12, 3,406.67 and 2,005.32 is: 2,993.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,282.12 : 3,406.67 = 2,005.32 : x
  2. Step 2: Convert to fraction form
    2,282.12/3,406.67 = 2,005.32/x
  3. Step 3: Cross multiply
    2,282.12x = 3,406.67 × 2,005.32
  4. Step 4: Simplify right side
    2,282.12x = 6,831,466.23
  5. Step 5: Solve for x
    x = 6,831,466.23/2,282.12
  6. Step 6: Final answer
    x = 2,993.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.