Home / 3,081.69-4,252.73-1,684.44

Finding the Fourth Proportional to 3,081.69, 4,252.73 and 1,684.44

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Solution

The fourth proportional to 3,081.69, 4,252.73 and 1,684.44 is: 2,324.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.69 : 4,252.73 = 1,684.44 : x
  2. Step 2: Convert to fraction form
    3,081.69/4,252.73 = 1,684.44/x
  3. Step 3: Cross multiply
    3,081.69x = 4,252.73 × 1,684.44
  4. Step 4: Simplify right side
    3,081.69x = 7,163,468.52
  5. Step 5: Solve for x
    x = 7,163,468.52/3,081.69
  6. Step 6: Final answer
    x = 2,324.53

Related Problems

Find fourth proportional to 1,540.85, 2,126.37 and 842.22
Half scale
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Double scale
Find fourth proportional to 3,082.69, 4,254.11 and 1,685.44
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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.