Home / 3,718.26-5,577.14-1,085.67

Finding the Fourth Proportional to 3,718.26, 5,577.14 and 1,085.67

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Solution

The fourth proportional to 3,718.26, 5,577.14 and 1,085.67 is: 1,628.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718.26 : 5,577.14 = 1,085.67 : x
  2. Step 2: Convert to fraction form
    3,718.26/5,577.14 = 1,085.67/x
  3. Step 3: Cross multiply
    3,718.26x = 5,577.14 × 1,085.67
  4. Step 4: Simplify right side
    3,718.26x = 6,054,936.30
  5. Step 5: Solve for x
    x = 6,054,936.30/3,718.26
  6. Step 6: Final answer
    x = 1,628.43

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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.