Home / 6,245.54-8,619.73-4,013.79

Finding the Fourth Proportional to 6,245.54, 8,619.73 and 4,013.79

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Solution

The fourth proportional to 6,245.54, 8,619.73 and 4,013.79 is: 5,539.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,245.54 : 8,619.73 = 4,013.79 : x
  2. Step 2: Convert to fraction form
    6,245.54/8,619.73 = 4,013.79/x
  3. Step 3: Cross multiply
    6,245.54x = 8,619.73 × 4,013.79
  4. Step 4: Simplify right side
    6,245.54x = 34,597,776.04
  5. Step 5: Solve for x
    x = 34,597,776.04/6,245.54
  6. Step 6: Final answer
    x = 5,539.60

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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.