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Finding the Fourth Proportional to 6,636.74, 9,153.81 and 5,795.65

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Solution

The fourth proportional to 6,636.74, 9,153.81 and 5,795.65 is: 7,993.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,636.74 : 9,153.81 = 5,795.65 : x
  2. Step 2: Convert to fraction form
    6,636.74/9,153.81 = 5,795.65/x
  3. Step 3: Cross multiply
    6,636.74x = 9,153.81 × 5,795.65
  4. Step 4: Simplify right side
    6,636.74x = 53,052,290.37
  5. Step 5: Solve for x
    x = 53,052,290.37/6,636.74
  6. Step 6: Final answer
    x = 7,993.73

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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.