Home / 4,051.30-6,076.87-1,129.53

Finding the Fourth Proportional to 4,051.30, 6,076.87 and 1,129.53

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Solution

The fourth proportional to 4,051.30, 6,076.87 and 1,129.53 is: 1,694.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,051.30 : 6,076.87 = 1,129.53 : x
  2. Step 2: Convert to fraction form
    4,051.30/6,076.87 = 1,129.53/x
  3. Step 3: Cross multiply
    4,051.30x = 6,076.87 × 1,129.53
  4. Step 4: Simplify right side
    4,051.30x = 6,864,006.97
  5. Step 5: Solve for x
    x = 6,864,006.97/4,051.30
  6. Step 6: Final answer
    x = 1,694.27

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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.