Home / 12,062.40-18,090.69-3,297.36

Finding the Fourth Proportional to 12,062.40, 18,090.69 and 3,297.36

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Solution

The fourth proportional to 12,062.40, 18,090.69 and 3,297.36 is: 4,945.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,062.40 : 18,090.69 = 3,297.36 : x
  2. Step 2: Convert to fraction form
    12,062.40/18,090.69 = 3,297.36/x
  3. Step 3: Cross multiply
    12,062.40x = 18,090.69 × 3,297.36
  4. Step 4: Simplify right side
    12,062.40x = 59,651,517.58
  5. Step 5: Solve for x
    x = 59,651,517.58/12,062.40
  6. Step 6: Final answer
    x = 4,945.24

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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.