Home / 3,461.61-5,195.14-1,270.96

Finding the Fourth Proportional to 3,461.61, 5,195.14 and 1,270.96

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Solution

The fourth proportional to 3,461.61, 5,195.14 and 1,270.96 is: 1,907.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.61 : 5,195.14 = 1,270.96 : x
  2. Step 2: Convert to fraction form
    3,461.61/5,195.14 = 1,270.96/x
  3. Step 3: Cross multiply
    3,461.61x = 5,195.14 × 1,270.96
  4. Step 4: Simplify right side
    3,461.61x = 6,602,823.22
  5. Step 5: Solve for x
    x = 6,602,823.22/3,461.61
  6. Step 6: Final answer
    x = 1,907.44

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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.