Home / 6,129.48-8,458.56-3,476.82

Finding the Fourth Proportional to 6,129.48, 8,458.56 and 3,476.82

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Solution

The fourth proportional to 6,129.48, 8,458.56 and 3,476.82 is: 4,797.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,129.48 : 8,458.56 = 3,476.82 : x
  2. Step 2: Convert to fraction form
    6,129.48/8,458.56 = 3,476.82/x
  3. Step 3: Cross multiply
    6,129.48x = 8,458.56 × 3,476.82
  4. Step 4: Simplify right side
    6,129.48x = 29,408,890.58
  5. Step 5: Solve for x
    x = 29,408,890.58/6,129.48
  6. Step 6: Final answer
    x = 4,797.94

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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.