Home / 3,074.86-4,611.81-1,343.02

Finding the Fourth Proportional to 3,074.86, 4,611.81 and 1,343.02

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Solution

The fourth proportional to 3,074.86, 4,611.81 and 1,343.02 is: 2,014.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,074.86 : 4,611.81 = 1,343.02 : x
  2. Step 2: Convert to fraction form
    3,074.86/4,611.81 = 1,343.02/x
  3. Step 3: Cross multiply
    3,074.86x = 4,611.81 × 1,343.02
  4. Step 4: Simplify right side
    3,074.86x = 6,193,753.07
  5. Step 5: Solve for x
    x = 6,193,753.07/3,074.86
  6. Step 6: Final answer
    x = 2,014.32

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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.