Home / 7,401.85-11,100.08-2,471.65

Finding the Fourth Proportional to 7,401.85, 11,100.08 and 2,471.65

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Solution

The fourth proportional to 7,401.85, 11,100.08 and 2,471.65 is: 3,706.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,401.85 : 11,100.08 = 2,471.65 : x
  2. Step 2: Convert to fraction form
    7,401.85/11,100.08 = 2,471.65/x
  3. Step 3: Cross multiply
    7,401.85x = 11,100.08 × 2,471.65
  4. Step 4: Simplify right side
    7,401.85x = 27,435,500.37
  5. Step 5: Solve for x
    x = 27,435,500.37/7,401.85
  6. Step 6: Final answer
    x = 3,706.57

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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.