Home / 3,664.95-5,057.46-2,071.64

Finding the Fourth Proportional to 3,664.95, 5,057.46 and 2,071.64

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Solution

The fourth proportional to 3,664.95, 5,057.46 and 2,071.64 is: 2,858.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.95 : 5,057.46 = 2,071.64 : x
  2. Step 2: Convert to fraction form
    3,664.95/5,057.46 = 2,071.64/x
  3. Step 3: Cross multiply
    3,664.95x = 5,057.46 × 2,071.64
  4. Step 4: Simplify right side
    3,664.95x = 10,477,211.15
  5. Step 5: Solve for x
    x = 10,477,211.15/3,664.95
  6. Step 6: Final answer
    x = 2,858.76

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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.