Home / 7,519.93-10,377.38-4,162.68

Finding the Fourth Proportional to 7,519.93, 10,377.38 and 4,162.68

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Solution

The fourth proportional to 7,519.93, 10,377.38 and 4,162.68 is: 5,744.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519.93 : 10,377.38 = 4,162.68 : x
  2. Step 2: Convert to fraction form
    7,519.93/10,377.38 = 4,162.68/x
  3. Step 3: Cross multiply
    7,519.93x = 10,377.38 × 4,162.68
  4. Step 4: Simplify right side
    7,519.93x = 43,197,665.49
  5. Step 5: Solve for x
    x = 43,197,665.49/7,519.93
  6. Step 6: Final answer
    x = 5,744.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.