Home / 4,051.11-6,076.43-1,277.72

Finding the Fourth Proportional to 4,051.11, 6,076.43 and 1,277.72

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Solution

The fourth proportional to 4,051.11, 6,076.43 and 1,277.72 is: 1,916.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,051.11 : 6,076.43 = 1,277.72 : x
  2. Step 2: Convert to fraction form
    4,051.11/6,076.43 = 1,277.72/x
  3. Step 3: Cross multiply
    4,051.11x = 6,076.43 × 1,277.72
  4. Step 4: Simplify right side
    4,051.11x = 7,763,939.37
  5. Step 5: Solve for x
    x = 7,763,939.37/4,051.11
  6. Step 6: Final answer
    x = 1,916.50

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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.