Home / 6,265.16-8,645.44-3,431.88

Finding the Fourth Proportional to 6,265.16, 8,645.44 and 3,431.88

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Solution

The fourth proportional to 6,265.16, 8,645.44 and 3,431.88 is: 4,735.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,265.16 : 8,645.44 = 3,431.88 : x
  2. Step 2: Convert to fraction form
    6,265.16/8,645.44 = 3,431.88/x
  3. Step 3: Cross multiply
    6,265.16x = 8,645.44 × 3,431.88
  4. Step 4: Simplify right side
    6,265.16x = 29,670,112.63
  5. Step 5: Solve for x
    x = 29,670,112.63/6,265.16
  6. Step 6: Final answer
    x = 4,735.73

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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.