Home / 4,780.43-7,170.98-2,004.32

Finding the Fourth Proportional to 4,780.43, 7,170.98 and 2,004.32

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Solution

The fourth proportional to 4,780.43, 7,170.98 and 2,004.32 is: 3,006.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780.43 : 7,170.98 = 2,004.32 : x
  2. Step 2: Convert to fraction form
    4,780.43/7,170.98 = 2,004.32/x
  3. Step 3: Cross multiply
    4,780.43x = 7,170.98 × 2,004.32
  4. Step 4: Simplify right side
    4,780.43x = 14,372,892.76
  5. Step 5: Solve for x
    x = 14,372,892.76/4,780.43
  6. Step 6: Final answer
    x = 3,006.61

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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.