Home / 6,273.45-8,674.09-5,485.62

Finding the Fourth Proportional to 6,273.45, 8,674.09 and 5,485.62

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Solution

The fourth proportional to 6,273.45, 8,674.09 and 5,485.62 is: 7,584.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,273.45 : 8,674.09 = 5,485.62 : x
  2. Step 2: Convert to fraction form
    6,273.45/8,674.09 = 5,485.62/x
  3. Step 3: Cross multiply
    6,273.45x = 8,674.09 × 5,485.62
  4. Step 4: Simplify right side
    6,273.45x = 47,582,780.40
  5. Step 5: Solve for x
    x = 47,582,780.40/6,273.45
  6. Step 6: Final answer
    x = 7,584.79

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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.