Home / 3,370.23-4,648.59-2,235.69

Finding the Fourth Proportional to 3,370.23, 4,648.59 and 2,235.69

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Solution

The fourth proportional to 3,370.23, 4,648.59 and 2,235.69 is: 3,083.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.23 : 4,648.59 = 2,235.69 : x
  2. Step 2: Convert to fraction form
    3,370.23/4,648.59 = 2,235.69/x
  3. Step 3: Cross multiply
    3,370.23x = 4,648.59 × 2,235.69
  4. Step 4: Simplify right side
    3,370.23x = 10,392,806.18
  5. Step 5: Solve for x
    x = 10,392,806.18/3,370.23
  6. Step 6: Final answer
    x = 3,083.71

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Half scale
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Double scale
Find fourth proportional to 3,371.23, 4,649.97 and 2,236.69
Similar ratio
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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.