Home / 3,576.77-5,356.49-1,817.14

Finding the Fourth Proportional to 3,576.77, 5,356.49 and 1,817.14

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Solution

The fourth proportional to 3,576.77, 5,356.49 and 1,817.14 is: 2,721.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.77 : 5,356.49 = 1,817.14 : x
  2. Step 2: Convert to fraction form
    3,576.77/5,356.49 = 1,817.14/x
  3. Step 3: Cross multiply
    3,576.77x = 5,356.49 × 1,817.14
  4. Step 4: Simplify right side
    3,576.77x = 9,733,492.24
  5. Step 5: Solve for x
    x = 9,733,492.24/3,576.77
  6. Step 6: Final answer
    x = 2,721.31

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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.