Home / 6,189.24-8,541.60-3,394.80

Finding the Fourth Proportional to 6,189.24, 8,541.60 and 3,394.80

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Solution

The fourth proportional to 6,189.24, 8,541.60 and 3,394.80 is: 4,685.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,189.24 : 8,541.60 = 3,394.80 : x
  2. Step 2: Convert to fraction form
    6,189.24/8,541.60 = 3,394.80/x
  3. Step 3: Cross multiply
    6,189.24x = 8,541.60 × 3,394.80
  4. Step 4: Simplify right side
    6,189.24x = 28,997,023.68
  5. Step 5: Solve for x
    x = 28,997,023.68/6,189.24
  6. Step 6: Final answer
    x = 4,685.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.