Home / 4,195.08-5,789.34-3,145.32

Finding the Fourth Proportional to 4,195.08, 5,789.34 and 3,145.32

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Solution

The fourth proportional to 4,195.08, 5,789.34 and 3,145.32 is: 4,340.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,195.08 : 5,789.34 = 3,145.32 : x
  2. Step 2: Convert to fraction form
    4,195.08/5,789.34 = 3,145.32/x
  3. Step 3: Cross multiply
    4,195.08x = 5,789.34 × 3,145.32
  4. Step 4: Simplify right side
    4,195.08x = 18,209,326.89
  5. Step 5: Solve for x
    x = 18,209,326.89/4,195.08
  6. Step 6: Final answer
    x = 4,340.64

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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.