Home / 5,461.31-8,192.00-2,175.23

Finding the Fourth Proportional to 5,461.31, 8,192.00 and 2,175.23

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Solution

The fourth proportional to 5,461.31, 8,192.00 and 2,175.23 is: 3,262.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.31 : 8,192.00 = 2,175.23 : x
  2. Step 2: Convert to fraction form
    5,461.31/8,192.00 = 2,175.23/x
  3. Step 3: Cross multiply
    5,461.31x = 8,192.00 × 2,175.23
  4. Step 4: Simplify right side
    5,461.31x = 17,819,510.08
  5. Step 5: Solve for x
    x = 17,819,510.08/5,461.31
  6. Step 6: Final answer
    x = 3,262.86

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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.