Home / 12,060.67-18,090.81-3,295.56

Finding the Fourth Proportional to 12,060.67, 18,090.81 and 3,295.56

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Solution

The fourth proportional to 12,060.67, 18,090.81 and 3,295.56 is: 4,943.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,060.67 : 18,090.81 = 3,295.56 : x
  2. Step 2: Convert to fraction form
    12,060.67/18,090.81 = 3,295.56/x
  3. Step 3: Cross multiply
    12,060.67x = 18,090.81 × 3,295.56
  4. Step 4: Simplify right side
    12,060.67x = 59,619,349.80
  5. Step 5: Solve for x
    x = 59,619,349.80/12,060.67
  6. Step 6: Final answer
    x = 4,943.29

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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.