Home / 6,450.51-8,902.19-3,618.14

Finding the Fourth Proportional to 6,450.51, 8,902.19 and 3,618.14

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Solution

The fourth proportional to 6,450.51, 8,902.19 and 3,618.14 is: 4,993.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,450.51 : 8,902.19 = 3,618.14 : x
  2. Step 2: Convert to fraction form
    6,450.51/8,902.19 = 3,618.14/x
  3. Step 3: Cross multiply
    6,450.51x = 8,902.19 × 3,618.14
  4. Step 4: Simplify right side
    6,450.51x = 32,209,369.73
  5. Step 5: Solve for x
    x = 32,209,369.73/6,450.51
  6. Step 6: Final answer
    x = 4,993.31

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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.