Home / 6,119.64-8,445.24-3,467.61

Finding the Fourth Proportional to 6,119.64, 8,445.24 and 3,467.61

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Solution

The fourth proportional to 6,119.64, 8,445.24 and 3,467.61 is: 4,785.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119.64 : 8,445.24 = 3,467.61 : x
  2. Step 2: Convert to fraction form
    6,119.64/8,445.24 = 3,467.61/x
  3. Step 3: Cross multiply
    6,119.64x = 8,445.24 × 3,467.61
  4. Step 4: Simplify right side
    6,119.64x = 29,284,798.68
  5. Step 5: Solve for x
    x = 29,284,798.68/6,119.64
  6. Step 6: Final answer
    x = 4,785.38

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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.