Home / 3,586.44-5,379.86-1,277.94

Finding the Fourth Proportional to 3,586.44, 5,379.86 and 1,277.94

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Solution

The fourth proportional to 3,586.44, 5,379.86 and 1,277.94 is: 1,916.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.44 : 5,379.86 = 1,277.94 : x
  2. Step 2: Convert to fraction form
    3,586.44/5,379.86 = 1,277.94/x
  3. Step 3: Cross multiply
    3,586.44x = 5,379.86 × 1,277.94
  4. Step 4: Simplify right side
    3,586.44x = 6,875,123.24
  5. Step 5: Solve for x
    x = 6,875,123.24/3,586.44
  6. Step 6: Final answer
    x = 1,916.98

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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.