Home / 6,845.81-10,255.41-4,498.70

Finding the Fourth Proportional to 6,845.81, 10,255.41 and 4,498.70

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Solution

The fourth proportional to 6,845.81, 10,255.41 and 4,498.70 is: 6,739.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,845.81 : 10,255.41 = 4,498.70 : x
  2. Step 2: Convert to fraction form
    6,845.81/10,255.41 = 4,498.70/x
  3. Step 3: Cross multiply
    6,845.81x = 10,255.41 × 4,498.70
  4. Step 4: Simplify right side
    6,845.81x = 46,135,961.69
  5. Step 5: Solve for x
    x = 46,135,961.69/6,845.81
  6. Step 6: Final answer
    x = 6,739.30

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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.