Home / 7,514.42-10,369.91-4,111.48

Finding the Fourth Proportional to 7,514.42, 10,369.91 and 4,111.48

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Solution

The fourth proportional to 7,514.42, 10,369.91 and 4,111.48 is: 5,673.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,514.42 : 10,369.91 = 4,111.48 : x
  2. Step 2: Convert to fraction form
    7,514.42/10,369.91 = 4,111.48/x
  3. Step 3: Cross multiply
    7,514.42x = 10,369.91 × 4,111.48
  4. Step 4: Simplify right side
    7,514.42x = 42,635,661.92
  5. Step 5: Solve for x
    x = 42,635,661.92/7,514.42
  6. Step 6: Final answer
    x = 5,673.84

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