Home / 6,622.63-9,930.49-2,238.50

Finding the Fourth Proportional to 6,622.63, 9,930.49 and 2,238.50

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Solution

The fourth proportional to 6,622.63, 9,930.49 and 2,238.50 is: 3,356.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,622.63 : 9,930.49 = 2,238.50 : x
  2. Step 2: Convert to fraction form
    6,622.63/9,930.49 = 2,238.50/x
  3. Step 3: Cross multiply
    6,622.63x = 9,930.49 × 2,238.50
  4. Step 4: Simplify right side
    6,622.63x = 22,229,401.87
  5. Step 5: Solve for x
    x = 22,229,401.87/6,622.63
  6. Step 6: Final answer
    x = 3,356.58

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1.5x scale

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.