Home / 6,131.10-8,460.99-3,336.60

Finding the Fourth Proportional to 6,131.10, 8,460.99 and 3,336.60

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Solution

The fourth proportional to 6,131.10, 8,460.99 and 3,336.60 is: 4,604.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,131.10 : 8,460.99 = 3,336.60 : x
  2. Step 2: Convert to fraction form
    6,131.10/8,460.99 = 3,336.60/x
  3. Step 3: Cross multiply
    6,131.10x = 8,460.99 × 3,336.60
  4. Step 4: Simplify right side
    6,131.10x = 28,230,939.23
  5. Step 5: Solve for x
    x = 28,230,939.23/6,131.10
  6. Step 6: Final answer
    x = 4,604.55

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Half scale
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Double scale
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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.