Home / 6,147.20-9,204.60-4,494.80

Finding the Fourth Proportional to 6,147.20, 9,204.60 and 4,494.80

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Solution

The fourth proportional to 6,147.20, 9,204.60 and 4,494.80 is: 6,730.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147.20 : 9,204.60 = 4,494.80 : x
  2. Step 2: Convert to fraction form
    6,147.20/9,204.60 = 4,494.80/x
  3. Step 3: Cross multiply
    6,147.20x = 9,204.60 × 4,494.80
  4. Step 4: Simplify right side
    6,147.20x = 41,372,836.08
  5. Step 5: Solve for x
    x = 41,372,836.08/6,147.20
  6. Step 6: Final answer
    x = 6,730.35

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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.