Home / 1,824.29-2,517.41-1,078.07

Finding the Fourth Proportional to 1,824.29, 2,517.41 and 1,078.07

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Solution

The fourth proportional to 1,824.29, 2,517.41 and 1,078.07 is: 1,487.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.29 : 2,517.41 = 1,078.07 : x
  2. Step 2: Convert to fraction form
    1,824.29/2,517.41 = 1,078.07/x
  3. Step 3: Cross multiply
    1,824.29x = 2,517.41 × 1,078.07
  4. Step 4: Simplify right side
    1,824.29x = 2,713,926.22
  5. Step 5: Solve for x
    x = 2,713,926.22/1,824.29
  6. Step 6: Final answer
    x = 1,487.67

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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.