Home / 8,985.33-13,474.35-2,743.88

Finding the Fourth Proportional to 8,985.33, 13,474.35 and 2,743.88

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Solution

The fourth proportional to 8,985.33, 13,474.35 and 2,743.88 is: 4,114.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,985.33 : 13,474.35 = 2,743.88 : x
  2. Step 2: Convert to fraction form
    8,985.33/13,474.35 = 2,743.88/x
  3. Step 3: Cross multiply
    8,985.33x = 13,474.35 × 2,743.88
  4. Step 4: Simplify right side
    8,985.33x = 36,971,932.11
  5. Step 5: Solve for x
    x = 36,971,932.11/8,985.33
  6. Step 6: Final answer
    x = 4,114.70

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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.