Home / 2,848.10-3,928.97-2,454.44

Finding the Fourth Proportional to 2,848.10, 3,928.97 and 2,454.44

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Solution

The fourth proportional to 2,848.10, 3,928.97 and 2,454.44 is: 3,385.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.10 : 3,928.97 = 2,454.44 : x
  2. Step 2: Convert to fraction form
    2,848.10/3,928.97 = 2,454.44/x
  3. Step 3: Cross multiply
    2,848.10x = 3,928.97 × 2,454.44
  4. Step 4: Simplify right side
    2,848.10x = 9,643,408.85
  5. Step 5: Solve for x
    x = 9,643,408.85/2,848.10
  6. Step 6: Final answer
    x = 3,385.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.