Home / 4,062.69-5,611.19-3,116.48

Finding the Fourth Proportional to 4,062.69, 5,611.19 and 3,116.48

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Solution

The fourth proportional to 4,062.69, 5,611.19 and 3,116.48 is: 4,304.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,062.69 : 5,611.19 = 3,116.48 : x
  2. Step 2: Convert to fraction form
    4,062.69/5,611.19 = 3,116.48/x
  3. Step 3: Cross multiply
    4,062.69x = 5,611.19 × 3,116.48
  4. Step 4: Simplify right side
    4,062.69x = 17,487,141.88
  5. Step 5: Solve for x
    x = 17,487,141.88/4,062.69
  6. Step 6: Final answer
    x = 4,304.32

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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.