Home / 4,071.44-5,618.76-2,675.60

Finding the Fourth Proportional to 4,071.44, 5,618.76 and 2,675.60

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Solution

The fourth proportional to 4,071.44, 5,618.76 and 2,675.60 is: 3,692.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.44 : 5,618.76 = 2,675.60 : x
  2. Step 2: Convert to fraction form
    4,071.44/5,618.76 = 2,675.60/x
  3. Step 3: Cross multiply
    4,071.44x = 5,618.76 × 2,675.60
  4. Step 4: Simplify right side
    4,071.44x = 15,033,554.26
  5. Step 5: Solve for x
    x = 15,033,554.26/4,071.44
  6. Step 6: Final answer
    x = 3,692.44

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Half scale
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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.