Home / 6,546.30-9,031.56-3,893.64

Finding the Fourth Proportional to 6,546.30, 9,031.56 and 3,893.64

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Solution

The fourth proportional to 6,546.30, 9,031.56 and 3,893.64 is: 5,371.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,546.30 : 9,031.56 = 3,893.64 : x
  2. Step 2: Convert to fraction form
    6,546.30/9,031.56 = 3,893.64/x
  3. Step 3: Cross multiply
    6,546.30x = 9,031.56 × 3,893.64
  4. Step 4: Simplify right side
    6,546.30x = 35,165,643.28
  5. Step 5: Solve for x
    x = 35,165,643.28/6,546.30
  6. Step 6: Final answer
    x = 5,371.83

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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.