Home / 4,051.23-6,077.45-1,277.61

Finding the Fourth Proportional to 4,051.23, 6,077.45 and 1,277.61

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Solution

The fourth proportional to 4,051.23, 6,077.45 and 1,277.61 is: 1,916.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,051.23 : 6,077.45 = 1,277.61 : x
  2. Step 2: Convert to fraction form
    4,051.23/6,077.45 = 1,277.61/x
  3. Step 3: Cross multiply
    4,051.23x = 6,077.45 × 1,277.61
  4. Step 4: Simplify right side
    4,051.23x = 7,764,610.89
  5. Step 5: Solve for x
    x = 7,764,610.89/4,051.23
  6. Step 6: Final answer
    x = 1,916.61

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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.