Home / 11,548.32-15,938.19-6,514.13

Finding the Fourth Proportional to 11,548.32, 15,938.19 and 6,514.13

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Solution

The fourth proportional to 11,548.32, 15,938.19 and 6,514.13 is: 8,990.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,548.32 : 15,938.19 = 6,514.13 : x
  2. Step 2: Convert to fraction form
    11,548.32/15,938.19 = 6,514.13/x
  3. Step 3: Cross multiply
    11,548.32x = 15,938.19 × 6,514.13
  4. Step 4: Simplify right side
    11,548.32x = 103,823,361.93
  5. Step 5: Solve for x
    x = 103,823,361.93/11,548.32
  6. Step 6: Final answer
    x = 8,990.34

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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.