Home / 5,074.37-7,611.53-1,376.59

Finding the Fourth Proportional to 5,074.37, 7,611.53 and 1,376.59

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Solution

The fourth proportional to 5,074.37, 7,611.53 and 1,376.59 is: 2,064.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074.37 : 7,611.53 = 1,376.59 : x
  2. Step 2: Convert to fraction form
    5,074.37/7,611.53 = 1,376.59/x
  3. Step 3: Cross multiply
    5,074.37x = 7,611.53 × 1,376.59
  4. Step 4: Simplify right side
    5,074.37x = 10,477,911.14
  5. Step 5: Solve for x
    x = 10,477,911.14/5,074.37
  6. Step 6: Final answer
    x = 2,064.87

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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.