Home / 8,974.22-13,450.78-4,038.08

Finding the Fourth Proportional to 8,974.22, 13,450.78 and 4,038.08

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Solution

The fourth proportional to 8,974.22, 13,450.78 and 4,038.08 is: 6,052.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,974.22 : 13,450.78 = 4,038.08 : x
  2. Step 2: Convert to fraction form
    8,974.22/13,450.78 = 4,038.08/x
  3. Step 3: Cross multiply
    8,974.22x = 13,450.78 × 4,038.08
  4. Step 4: Simplify right side
    8,974.22x = 54,315,325.70
  5. Step 5: Solve for x
    x = 54,315,325.70/8,974.22
  6. Step 6: Final answer
    x = 6,052.37

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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.