Home / 6,578.23-9,868.97-1,898.12

Finding the Fourth Proportional to 6,578.23, 9,868.97 and 1,898.12

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Solution

The fourth proportional to 6,578.23, 9,868.97 and 1,898.12 is: 2,847.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,578.23 : 9,868.97 = 1,898.12 : x
  2. Step 2: Convert to fraction form
    6,578.23/9,868.97 = 1,898.12/x
  3. Step 3: Cross multiply
    6,578.23x = 9,868.97 × 1,898.12
  4. Step 4: Simplify right side
    6,578.23x = 18,732,518.75
  5. Step 5: Solve for x
    x = 18,732,518.75/6,578.23
  6. Step 6: Final answer
    x = 2,847.65

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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.