Home / 5,074.26-7,611.39-1,376.49

Finding the Fourth Proportional to 5,074.26, 7,611.39 and 1,376.49

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Solution

The fourth proportional to 5,074.26, 7,611.39 and 1,376.49 is: 2,064.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074.26 : 7,611.39 = 1,376.49 : x
  2. Step 2: Convert to fraction form
    5,074.26/7,611.39 = 1,376.49/x
  3. Step 3: Cross multiply
    5,074.26x = 7,611.39 × 1,376.49
  4. Step 4: Simplify right side
    5,074.26x = 10,477,002.22
  5. Step 5: Solve for x
    x = 10,477,002.22/5,074.26
  6. Step 6: Final answer
    x = 2,064.74

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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.