Home / 8,985.43-13,472.53-2,743.37

Finding the Fourth Proportional to 8,985.43, 13,472.53 and 2,743.37

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Solution

The fourth proportional to 8,985.43, 13,472.53 and 2,743.37 is: 4,113.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,985.43 : 13,472.53 = 2,743.37 : x
  2. Step 2: Convert to fraction form
    8,985.43/13,472.53 = 2,743.37/x
  3. Step 3: Cross multiply
    8,985.43x = 13,472.53 × 2,743.37
  4. Step 4: Simplify right side
    8,985.43x = 36,960,110.93
  5. Step 5: Solve for x
    x = 36,960,110.93/8,985.43
  6. Step 6: Final answer
    x = 4,113.34

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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.