Home / 7,982.06-11,014.45-4,445.60

Finding the Fourth Proportional to 7,982.06, 11,014.45 and 4,445.60

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Solution

The fourth proportional to 7,982.06, 11,014.45 and 4,445.60 is: 6,134.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,982.06 : 11,014.45 = 4,445.60 : x
  2. Step 2: Convert to fraction form
    7,982.06/11,014.45 = 4,445.60/x
  3. Step 3: Cross multiply
    7,982.06x = 11,014.45 × 4,445.60
  4. Step 4: Simplify right side
    7,982.06x = 48,965,772.73
  5. Step 5: Solve for x
    x = 48,965,772.73/7,982.06
  6. Step 6: Final answer
    x = 6,134.48

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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.