Home / 2,587.97-3,884.39-1,356.26

Finding the Fourth Proportional to 2,587.97, 3,884.39 and 1,356.26

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Solution

The fourth proportional to 2,587.97, 3,884.39 and 1,356.26 is: 2,035.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587.97 : 3,884.39 = 1,356.26 : x
  2. Step 2: Convert to fraction form
    2,587.97/3,884.39 = 1,356.26/x
  3. Step 3: Cross multiply
    2,587.97x = 3,884.39 × 1,356.26
  4. Step 4: Simplify right side
    2,587.97x = 5,268,245.71
  5. Step 5: Solve for x
    x = 5,268,245.71/2,587.97
  6. Step 6: Final answer
    x = 2,035.67

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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.