Home / 4,104.90-6,157.30-2,785.38

Finding the Fourth Proportional to 4,104.90, 6,157.30 and 2,785.38

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Solution

The fourth proportional to 4,104.90, 6,157.30 and 2,785.38 is: 4,178.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,104.90 : 6,157.30 = 2,785.38 : x
  2. Step 2: Convert to fraction form
    4,104.90/6,157.30 = 2,785.38/x
  3. Step 3: Cross multiply
    4,104.90x = 6,157.30 × 2,785.38
  4. Step 4: Simplify right side
    4,104.90x = 17,150,420.27
  5. Step 5: Solve for x
    x = 17,150,420.27/4,104.90
  6. Step 6: Final answer
    x = 4,178.04

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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.