Home / 5,949.60-8,211.47-3,431.26

Finding the Fourth Proportional to 5,949.60, 8,211.47 and 3,431.26

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Solution

The fourth proportional to 5,949.60, 8,211.47 and 3,431.26 is: 4,735.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,949.60 : 8,211.47 = 3,431.26 : x
  2. Step 2: Convert to fraction form
    5,949.60/8,211.47 = 3,431.26/x
  3. Step 3: Cross multiply
    5,949.60x = 8,211.47 × 3,431.26
  4. Step 4: Simplify right side
    5,949.60x = 28,175,681.66
  5. Step 5: Solve for x
    x = 28,175,681.66/5,949.60
  6. Step 6: Final answer
    x = 4,735.73

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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.