Home / 11,637.43-17,455.94-2,872.35

Finding the Fourth Proportional to 11,637.43, 17,455.94 and 2,872.35

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Solution

The fourth proportional to 11,637.43, 17,455.94 and 2,872.35 is: 4,308.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,637.43 : 17,455.94 = 2,872.35 : x
  2. Step 2: Convert to fraction form
    11,637.43/17,455.94 = 2,872.35/x
  3. Step 3: Cross multiply
    11,637.43x = 17,455.94 × 2,872.35
  4. Step 4: Simplify right side
    11,637.43x = 50,139,565.67
  5. Step 5: Solve for x
    x = 50,139,565.67/11,637.43
  6. Step 6: Final answer
    x = 4,308.48

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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.