Home / 2,762.86-3,811.61-1,583.27

Finding the Fourth Proportional to 2,762.86, 3,811.61 and 1,583.27

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Solution

The fourth proportional to 2,762.86, 3,811.61 and 1,583.27 is: 2,184.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762.86 : 3,811.61 = 1,583.27 : x
  2. Step 2: Convert to fraction form
    2,762.86/3,811.61 = 1,583.27/x
  3. Step 3: Cross multiply
    2,762.86x = 3,811.61 × 1,583.27
  4. Step 4: Simplify right side
    2,762.86x = 6,034,799.85
  5. Step 5: Solve for x
    x = 6,034,799.85/2,762.86
  6. Step 6: Final answer
    x = 2,184.26

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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.