Home / 3,049.25-4,573.88-1,319.09

Finding the Fourth Proportional to 3,049.25, 4,573.88 and 1,319.09

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Solution

The fourth proportional to 3,049.25, 4,573.88 and 1,319.09 is: 1,978.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.25 : 4,573.88 = 1,319.09 : x
  2. Step 2: Convert to fraction form
    3,049.25/4,573.88 = 1,319.09/x
  3. Step 3: Cross multiply
    3,049.25x = 4,573.88 × 1,319.09
  4. Step 4: Simplify right side
    3,049.25x = 6,033,352.77
  5. Step 5: Solve for x
    x = 6,033,352.77/3,049.25
  6. Step 6: Final answer
    x = 1,978.64

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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.