Home / 5,270.22-7,904.50-1,760.29

Finding the Fourth Proportional to 5,270.22, 7,904.50 and 1,760.29

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Solution

The fourth proportional to 5,270.22, 7,904.50 and 1,760.29 is: 2,640.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.22 : 7,904.50 = 1,760.29 : x
  2. Step 2: Convert to fraction form
    5,270.22/7,904.50 = 1,760.29/x
  3. Step 3: Cross multiply
    5,270.22x = 7,904.50 × 1,760.29
  4. Step 4: Simplify right side
    5,270.22x = 13,914,212.31
  5. Step 5: Solve for x
    x = 13,914,212.31/5,270.22
  6. Step 6: Final answer
    x = 2,640.16

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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.