Home / 2,577.36-3,863.66-1,343.30

Finding the Fourth Proportional to 2,577.36, 3,863.66 and 1,343.30

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Solution

The fourth proportional to 2,577.36, 3,863.66 and 1,343.30 is: 2,013.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,577.36 : 3,863.66 = 1,343.30 : x
  2. Step 2: Convert to fraction form
    2,577.36/3,863.66 = 1,343.30/x
  3. Step 3: Cross multiply
    2,577.36x = 3,863.66 × 1,343.30
  4. Step 4: Simplify right side
    2,577.36x = 5,190,054.48
  5. Step 5: Solve for x
    x = 5,190,054.48/2,577.36
  6. Step 6: Final answer
    x = 2,013.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.