Home / 6,148.78-8,486.04-3,496.60

Finding the Fourth Proportional to 6,148.78, 8,486.04 and 3,496.60

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Solution

The fourth proportional to 6,148.78, 8,486.04 and 3,496.60 is: 4,825.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,148.78 : 8,486.04 = 3,496.60 : x
  2. Step 2: Convert to fraction form
    6,148.78/8,486.04 = 3,496.60/x
  3. Step 3: Cross multiply
    6,148.78x = 8,486.04 × 3,496.60
  4. Step 4: Simplify right side
    6,148.78x = 29,672,287.46
  5. Step 5: Solve for x
    x = 29,672,287.46/6,148.78
  6. Step 6: Final answer
    x = 4,825.72

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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.