Home / 5,342.60-8,010.56-2,051.78

Finding the Fourth Proportional to 5,342.60, 8,010.56 and 2,051.78

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Solution

The fourth proportional to 5,342.60, 8,010.56 and 2,051.78 is: 3,076.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,342.60 : 8,010.56 = 2,051.78 : x
  2. Step 2: Convert to fraction form
    5,342.60/8,010.56 = 2,051.78/x
  3. Step 3: Cross multiply
    5,342.60x = 8,010.56 × 2,051.78
  4. Step 4: Simplify right side
    5,342.60x = 16,435,871.87
  5. Step 5: Solve for x
    x = 16,435,871.87/5,342.60
  6. Step 6: Final answer
    x = 3,076.38

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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.