Home / 4,255.30-6,382.95-1,333.83

Finding the Fourth Proportional to 4,255.30, 6,382.95 and 1,333.83

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Solution

The fourth proportional to 4,255.30, 6,382.95 and 1,333.83 is: 2,000.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.30 : 6,382.95 = 1,333.83 : x
  2. Step 2: Convert to fraction form
    4,255.30/6,382.95 = 1,333.83/x
  3. Step 3: Cross multiply
    4,255.30x = 6,382.95 × 1,333.83
  4. Step 4: Simplify right side
    4,255.30x = 8,513,753.23
  5. Step 5: Solve for x
    x = 8,513,753.23/4,255.30
  6. Step 6: Final answer
    x = 2,000.74

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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.