Home / 4,209.87-6,314.82-1,898.67

Finding the Fourth Proportional to 4,209.87, 6,314.82 and 1,898.67

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Solution

The fourth proportional to 4,209.87, 6,314.82 and 1,898.67 is: 2,848.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,209.87 : 6,314.82 = 1,898.67 : x
  2. Step 2: Convert to fraction form
    4,209.87/6,314.82 = 1,898.67/x
  3. Step 3: Cross multiply
    4,209.87x = 6,314.82 × 1,898.67
  4. Step 4: Simplify right side
    4,209.87x = 11,989,759.29
  5. Step 5: Solve for x
    x = 11,989,759.29/4,209.87
  6. Step 6: Final answer
    x = 2,848.01

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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.