Home / 4,376.72-6,038.79-2,806.94

Finding the Fourth Proportional to 4,376.72, 6,038.79 and 2,806.94

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Solution

The fourth proportional to 4,376.72, 6,038.79 and 2,806.94 is: 3,872.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,376.72 : 6,038.79 = 2,806.94 : x
  2. Step 2: Convert to fraction form
    4,376.72/6,038.79 = 2,806.94/x
  3. Step 3: Cross multiply
    4,376.72x = 6,038.79 × 2,806.94
  4. Step 4: Simplify right side
    4,376.72x = 16,950,491.01
  5. Step 5: Solve for x
    x = 16,950,491.01/4,376.72
  6. Step 6: Final answer
    x = 3,872.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.