Home / 2,963.94-4,442.85-1,319.10

Finding the Fourth Proportional to 2,963.94, 4,442.85 and 1,319.10

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Solution

The fourth proportional to 2,963.94, 4,442.85 and 1,319.10 is: 1,977.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963.94 : 4,442.85 = 1,319.10 : x
  2. Step 2: Convert to fraction form
    2,963.94/4,442.85 = 1,319.10/x
  3. Step 3: Cross multiply
    2,963.94x = 4,442.85 × 1,319.10
  4. Step 4: Simplify right side
    2,963.94x = 5,860,563.44
  5. Step 5: Solve for x
    x = 5,860,563.44/2,963.94
  6. Step 6: Final answer
    x = 1,977.29

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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.