Home / 4,112.20-6,162.18-3,235.60

Finding the Fourth Proportional to 4,112.20, 6,162.18 and 3,235.60

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Solution

The fourth proportional to 4,112.20, 6,162.18 and 3,235.60 is: 4,848.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.20 : 6,162.18 = 3,235.60 : x
  2. Step 2: Convert to fraction form
    4,112.20/6,162.18 = 3,235.60/x
  3. Step 3: Cross multiply
    4,112.20x = 6,162.18 × 3,235.60
  4. Step 4: Simplify right side
    4,112.20x = 19,938,349.61
  5. Step 5: Solve for x
    x = 19,938,349.61/4,112.20
  6. Step 6: Final answer
    x = 4,848.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.