Home / 6,382.92-9,575.34-1,999.80

Finding the Fourth Proportional to 6,382.92, 9,575.34 and 1,999.80

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Solution

The fourth proportional to 6,382.92, 9,575.34 and 1,999.80 is: 3,000.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,382.92 : 9,575.34 = 1,999.80 : x
  2. Step 2: Convert to fraction form
    6,382.92/9,575.34 = 1,999.80/x
  3. Step 3: Cross multiply
    6,382.92x = 9,575.34 × 1,999.80
  4. Step 4: Simplify right side
    6,382.92x = 19,148,764.93
  5. Step 5: Solve for x
    x = 19,148,764.93/6,382.92
  6. Step 6: Final answer
    x = 3,000.00

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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.