Home / 4,273.61-6,406.00-1,640.41

Finding the Fourth Proportional to 4,273.61, 6,406.00 and 1,640.41

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Solution

The fourth proportional to 4,273.61, 6,406.00 and 1,640.41 is: 2,458.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,273.61 : 6,406.00 = 1,640.41 : x
  2. Step 2: Convert to fraction form
    4,273.61/6,406.00 = 1,640.41/x
  3. Step 3: Cross multiply
    4,273.61x = 6,406.00 × 1,640.41
  4. Step 4: Simplify right side
    4,273.61x = 10,508,446.34
  5. Step 5: Solve for x
    x = 10,508,446.34/4,273.61
  6. Step 6: Final answer
    x = 2,458.92

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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.