Home / 5,162.48-7,740.98-2,042.36

Finding the Fourth Proportional to 5,162.48, 7,740.98 and 2,042.36

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Solution

The fourth proportional to 5,162.48, 7,740.98 and 2,042.36 is: 3,062.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162.48 : 7,740.98 = 2,042.36 : x
  2. Step 2: Convert to fraction form
    5,162.48/7,740.98 = 2,042.36/x
  3. Step 3: Cross multiply
    5,162.48x = 7,740.98 × 2,042.36
  4. Step 4: Simplify right side
    5,162.48x = 15,809,857.70
  5. Step 5: Solve for x
    x = 15,809,857.70/5,162.48
  6. Step 6: Final answer
    x = 3,062.45

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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.