Home / 2,849.44-4,272.24-1,309.60

Finding the Fourth Proportional to 2,849.44, 4,272.24 and 1,309.60

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Solution

The fourth proportional to 2,849.44, 4,272.24 and 1,309.60 is: 1,963.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849.44 : 4,272.24 = 1,309.60 : x
  2. Step 2: Convert to fraction form
    2,849.44/4,272.24 = 1,309.60/x
  3. Step 3: Cross multiply
    2,849.44x = 4,272.24 × 1,309.60
  4. Step 4: Simplify right side
    2,849.44x = 5,594,925.50
  5. Step 5: Solve for x
    x = 5,594,925.50/2,849.44
  6. Step 6: Final answer
    x = 1,963.52

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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.