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Finding the Fourth Proportional to 1,852.38, 2,779.05 and 1,523.85

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Solution

The fourth proportional to 1,852.38, 2,779.05 and 1,523.85 is: 2,286.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852.38 : 2,779.05 = 1,523.85 : x
  2. Step 2: Convert to fraction form
    1,852.38/2,779.05 = 1,523.85/x
  3. Step 3: Cross multiply
    1,852.38x = 2,779.05 × 1,523.85
  4. Step 4: Simplify right side
    1,852.38x = 4,234,855.34
  5. Step 5: Solve for x
    x = 4,234,855.34/1,852.38
  6. Step 6: Final answer
    x = 2,286.17

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.