Home / 1,968.24-2,716.06-1,083.86

Finding the Fourth Proportional to 1,968.24, 2,716.06 and 1,083.86

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Solution

The fourth proportional to 1,968.24, 2,716.06 and 1,083.86 is: 1,495.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968.24 : 2,716.06 = 1,083.86 : x
  2. Step 2: Convert to fraction form
    1,968.24/2,716.06 = 1,083.86/x
  3. Step 3: Cross multiply
    1,968.24x = 2,716.06 × 1,083.86
  4. Step 4: Simplify right side
    1,968.24x = 2,943,828.79
  5. Step 5: Solve for x
    x = 2,943,828.79/1,968.24
  6. Step 6: Final answer
    x = 1,495.67

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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.