Home / 2,271.67-3,407.29-1,176.95

Finding the Fourth Proportional to 2,271.67, 3,407.29 and 1,176.95

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Solution

The fourth proportional to 2,271.67, 3,407.29 and 1,176.95 is: 1,765.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271.67 : 3,407.29 = 1,176.95 : x
  2. Step 2: Convert to fraction form
    2,271.67/3,407.29 = 1,176.95/x
  3. Step 3: Cross multiply
    2,271.67x = 3,407.29 × 1,176.95
  4. Step 4: Simplify right side
    2,271.67x = 4,010,209.97
  5. Step 5: Solve for x
    x = 4,010,209.97/2,271.67
  6. Step 6: Final answer
    x = 1,765.31

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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.