Home / 4,626.22-6,378.62-3,211.14

Finding the Fourth Proportional to 4,626.22, 6,378.62 and 3,211.14

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Solution

The fourth proportional to 4,626.22, 6,378.62 and 3,211.14 is: 4,427.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,626.22 : 6,378.62 = 3,211.14 : x
  2. Step 2: Convert to fraction form
    4,626.22/6,378.62 = 3,211.14/x
  3. Step 3: Cross multiply
    4,626.22x = 6,378.62 × 3,211.14
  4. Step 4: Simplify right side
    4,626.22x = 20,482,641.83
  5. Step 5: Solve for x
    x = 20,482,641.83/4,626.22
  6. Step 6: Final answer
    x = 4,427.51

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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.