Home / 10,857.04-16,287.72-3,461.26

Finding the Fourth Proportional to 10,857.04, 16,287.72 and 3,461.26

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Solution

The fourth proportional to 10,857.04, 16,287.72 and 3,461.26 is: 5,192.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,857.04 : 16,287.72 = 3,461.26 : x
  2. Step 2: Convert to fraction form
    10,857.04/16,287.72 = 3,461.26/x
  3. Step 3: Cross multiply
    10,857.04x = 16,287.72 × 3,461.26
  4. Step 4: Simplify right side
    10,857.04x = 56,376,033.73
  5. Step 5: Solve for x
    x = 56,376,033.73/10,857.04
  6. Step 6: Final answer
    x = 5,192.58

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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.