Home / 6,190.89-9,290.94-3,854.30

Finding the Fourth Proportional to 6,190.89, 9,290.94 and 3,854.30

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Solution

The fourth proportional to 6,190.89, 9,290.94 and 3,854.30 is: 5,784.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.89 : 9,290.94 = 3,854.30 : x
  2. Step 2: Convert to fraction form
    6,190.89/9,290.94 = 3,854.30/x
  3. Step 3: Cross multiply
    6,190.89x = 9,290.94 × 3,854.30
  4. Step 4: Simplify right side
    6,190.89x = 35,810,070.04
  5. Step 5: Solve for x
    x = 35,810,070.04/6,190.89
  6. Step 6: Final answer
    x = 5,784.32

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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.