Home / 7,636.11-11,450.31-2,705.05

Finding the Fourth Proportional to 7,636.11, 11,450.31 and 2,705.05

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Solution

The fourth proportional to 7,636.11, 11,450.31 and 2,705.05 is: 4,056.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,636.11 : 11,450.31 = 2,705.05 : x
  2. Step 2: Convert to fraction form
    7,636.11/11,450.31 = 2,705.05/x
  3. Step 3: Cross multiply
    7,636.11x = 11,450.31 × 2,705.05
  4. Step 4: Simplify right side
    7,636.11x = 30,973,661.07
  5. Step 5: Solve for x
    x = 30,973,661.07/7,636.11
  6. Step 6: Final answer
    x = 4,056.21

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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.