Home / 4,255.15-6,382.73-1,333.47

Finding the Fourth Proportional to 4,255.15, 6,382.73 and 1,333.47

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Solution

The fourth proportional to 4,255.15, 6,382.73 and 1,333.47 is: 2,000.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.15 : 6,382.73 = 1,333.47 : x
  2. Step 2: Convert to fraction form
    4,255.15/6,382.73 = 1,333.47/x
  3. Step 3: Cross multiply
    4,255.15x = 6,382.73 × 1,333.47
  4. Step 4: Simplify right side
    4,255.15x = 8,511,140.39
  5. Step 5: Solve for x
    x = 8,511,140.39/4,255.15
  6. Step 6: Final answer
    x = 2,000.20

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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.