Home / 6,623.46-9,149.70-6,273.54

Finding the Fourth Proportional to 6,623.46, 9,149.70 and 6,273.54

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Solution

The fourth proportional to 6,623.46, 9,149.70 and 6,273.54 is: 8,666.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,623.46 : 9,149.70 = 6,273.54 : x
  2. Step 2: Convert to fraction form
    6,623.46/9,149.70 = 6,273.54/x
  3. Step 3: Cross multiply
    6,623.46x = 9,149.70 × 6,273.54
  4. Step 4: Simplify right side
    6,623.46x = 57,401,008.94
  5. Step 5: Solve for x
    x = 57,401,008.94/6,623.46
  6. Step 6: Final answer
    x = 8,666.32

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1.5x scale

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.