Home / 2,958.62-4,083.18-1,779.67

Finding the Fourth Proportional to 2,958.62, 4,083.18 and 1,779.67

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Solution

The fourth proportional to 2,958.62, 4,083.18 and 1,779.67 is: 2,456.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958.62 : 4,083.18 = 1,779.67 : x
  2. Step 2: Convert to fraction form
    2,958.62/4,083.18 = 1,779.67/x
  3. Step 3: Cross multiply
    2,958.62x = 4,083.18 × 1,779.67
  4. Step 4: Simplify right side
    2,958.62x = 7,266,692.53
  5. Step 5: Solve for x
    x = 7,266,692.53/2,958.62
  6. Step 6: Final answer
    x = 2,456.11

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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.