Home / 4,379.58-6,045.99-2,787.81

Finding the Fourth Proportional to 4,379.58, 6,045.99 and 2,787.81

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Solution

The fourth proportional to 4,379.58, 6,045.99 and 2,787.81 is: 3,848.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.58 : 6,045.99 = 2,787.81 : x
  2. Step 2: Convert to fraction form
    4,379.58/6,045.99 = 2,787.81/x
  3. Step 3: Cross multiply
    4,379.58x = 6,045.99 × 2,787.81
  4. Step 4: Simplify right side
    4,379.58x = 16,855,071.38
  5. Step 5: Solve for x
    x = 16,855,071.38/4,379.58
  6. Step 6: Final answer
    x = 3,848.56

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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.