Home / 3,466.94-5,200.74-1,386.44

Finding the Fourth Proportional to 3,466.94, 5,200.74 and 1,386.44

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Solution

The fourth proportional to 3,466.94, 5,200.74 and 1,386.44 is: 2,079.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,466.94 : 5,200.74 = 1,386.44 : x
  2. Step 2: Convert to fraction form
    3,466.94/5,200.74 = 1,386.44/x
  3. Step 3: Cross multiply
    3,466.94x = 5,200.74 × 1,386.44
  4. Step 4: Simplify right side
    3,466.94x = 7,210,513.97
  5. Step 5: Solve for x
    x = 7,210,513.97/3,466.94
  6. Step 6: Final answer
    x = 2,079.79

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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.