Home / 7,401.93-11,102.21-3,706.66

Finding the Fourth Proportional to 7,401.93, 11,102.21 and 3,706.66

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Solution

The fourth proportional to 7,401.93, 11,102.21 and 3,706.66 is: 5,559.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,401.93 : 11,102.21 = 3,706.66 : x
  2. Step 2: Convert to fraction form
    7,401.93/11,102.21 = 3,706.66/x
  3. Step 3: Cross multiply
    7,401.93x = 11,102.21 × 3,706.66
  4. Step 4: Simplify right side
    7,401.93x = 41,152,147.81
  5. Step 5: Solve for x
    x = 41,152,147.81/7,401.93
  6. Step 6: Final answer
    x = 5,559.65

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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.