Home / 2,208.76-3,313.83-1,234.18

Finding the Fourth Proportional to 2,208.76, 3,313.83 and 1,234.18

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Solution

The fourth proportional to 2,208.76, 3,313.83 and 1,234.18 is: 1,851.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208.76 : 3,313.83 = 1,234.18 : x
  2. Step 2: Convert to fraction form
    2,208.76/3,313.83 = 1,234.18/x
  3. Step 3: Cross multiply
    2,208.76x = 3,313.83 × 1,234.18
  4. Step 4: Simplify right side
    2,208.76x = 4,089,862.71
  5. Step 5: Solve for x
    x = 4,089,862.71/2,208.76
  6. Step 6: Final answer
    x = 1,851.66

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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.