Home / 3,071.39-4,236.93-2,077.02

Finding the Fourth Proportional to 3,071.39, 4,236.93 and 2,077.02

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Solution

The fourth proportional to 3,071.39, 4,236.93 and 2,077.02 is: 2,865.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071.39 : 4,236.93 = 2,077.02 : x
  2. Step 2: Convert to fraction form
    3,071.39/4,236.93 = 2,077.02/x
  3. Step 3: Cross multiply
    3,071.39x = 4,236.93 × 2,077.02
  4. Step 4: Simplify right side
    3,071.39x = 8,800,188.35
  5. Step 5: Solve for x
    x = 8,800,188.35/3,071.39
  6. Step 6: Final answer
    x = 2,865.21

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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.