Home / 2,762.23-3,811.88-1,503.29

Finding the Fourth Proportional to 2,762.23, 3,811.88 and 1,503.29

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Solution

The fourth proportional to 2,762.23, 3,811.88 and 1,503.29 is: 2,074.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762.23 : 3,811.88 = 1,503.29 : x
  2. Step 2: Convert to fraction form
    2,762.23/3,811.88 = 1,503.29/x
  3. Step 3: Cross multiply
    2,762.23x = 3,811.88 × 1,503.29
  4. Step 4: Simplify right side
    2,762.23x = 5,730,361.09
  5. Step 5: Solve for x
    x = 5,730,361.09/2,762.23
  6. Step 6: Final answer
    x = 2,074.54

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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.