Home / 4,126.90-6,195.15-2,485.30

Finding the Fourth Proportional to 4,126.90, 6,195.15 and 2,485.30

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Solution

The fourth proportional to 4,126.90, 6,195.15 and 2,485.30 is: 3,730.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.90 : 6,195.15 = 2,485.30 : x
  2. Step 2: Convert to fraction form
    4,126.90/6,195.15 = 2,485.30/x
  3. Step 3: Cross multiply
    4,126.90x = 6,195.15 × 2,485.30
  4. Step 4: Simplify right side
    4,126.90x = 15,396,806.30
  5. Step 5: Solve for x
    x = 15,396,806.30/4,126.90
  6. Step 6: Final answer
    x = 3,730.84

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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.