Home / 3,042.09-4,561.42-962.62

Finding the Fourth Proportional to 3,042.09, 4,561.42 and 962.62

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Solution

The fourth proportional to 3,042.09, 4,561.42 and 962.62 is: 1,443.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.09 : 4,561.42 = 962.62 : x
  2. Step 2: Convert to fraction form
    3,042.09/4,561.42 = 962.62/x
  3. Step 3: Cross multiply
    3,042.09x = 4,561.42 × 962.62
  4. Step 4: Simplify right side
    3,042.09x = 4,390,902.12
  5. Step 5: Solve for x
    x = 4,390,902.12/3,042.09
  6. Step 6: Final answer
    x = 1,443.38

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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.