Home / 12,062.80-18,094.20-3,298.60

Finding the Fourth Proportional to 12,062.80, 18,094.20 and 3,298.60

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Solution

The fourth proportional to 12,062.80, 18,094.20 and 3,298.60 is: 4,947.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,062.80 : 18,094.20 = 3,298.60 : x
  2. Step 2: Convert to fraction form
    12,062.80/18,094.20 = 3,298.60/x
  3. Step 3: Cross multiply
    12,062.80x = 18,094.20 × 3,298.60
  4. Step 4: Simplify right side
    12,062.80x = 59,685,528.12
  5. Step 5: Solve for x
    x = 59,685,528.12/12,062.80
  6. Step 6: Final answer
    x = 4,947.90

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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.