Home / 4,853.98-7,280.97-2,255.50

Finding the Fourth Proportional to 4,853.98, 7,280.97 and 2,255.50

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Solution

The fourth proportional to 4,853.98, 7,280.97 and 2,255.50 is: 3,383.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,853.98 : 7,280.97 = 2,255.50 : x
  2. Step 2: Convert to fraction form
    4,853.98/7,280.97 = 2,255.50/x
  3. Step 3: Cross multiply
    4,853.98x = 7,280.97 × 2,255.50
  4. Step 4: Simplify right side
    4,853.98x = 16,422,227.84
  5. Step 5: Solve for x
    x = 16,422,227.84/4,853.98
  6. Step 6: Final answer
    x = 3,383.25

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Half scale
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Double scale
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Similar ratio
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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.