Home / 2,762.06-3,811.62-1,503.10

Finding the Fourth Proportional to 2,762.06, 3,811.62 and 1,503.10

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Solution

The fourth proportional to 2,762.06, 3,811.62 and 1,503.10 is: 2,074.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762.06 : 3,811.62 = 1,503.10 : x
  2. Step 2: Convert to fraction form
    2,762.06/3,811.62 = 1,503.10/x
  3. Step 3: Cross multiply
    2,762.06x = 3,811.62 × 1,503.10
  4. Step 4: Simplify right side
    2,762.06x = 5,729,246.02
  5. Step 5: Solve for x
    x = 5,729,246.02/2,762.06
  6. Step 6: Final answer
    x = 2,074.27

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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.