Home / 3,706.33-5,116.16-2,290.25

Finding the Fourth Proportional to 3,706.33, 5,116.16 and 2,290.25

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Solution

The fourth proportional to 3,706.33, 5,116.16 and 2,290.25 is: 3,161.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,706.33 : 5,116.16 = 2,290.25 : x
  2. Step 2: Convert to fraction form
    3,706.33/5,116.16 = 2,290.25/x
  3. Step 3: Cross multiply
    3,706.33x = 5,116.16 × 2,290.25
  4. Step 4: Simplify right side
    3,706.33x = 11,717,285.44
  5. Step 5: Solve for x
    x = 11,717,285.44/3,706.33
  6. Step 6: Final answer
    x = 3,161.43

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Half scale
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Double scale
Find fourth proportional to 3,707.33, 5,117.54 and 2,291.25
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.