Home / 12,094.45-18,141.78-3,661.01

Finding the Fourth Proportional to 12,094.45, 18,141.78 and 3,661.01

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Solution

The fourth proportional to 12,094.45, 18,141.78 and 3,661.01 is: 5,491.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,094.45 : 18,141.78 = 3,661.01 : x
  2. Step 2: Convert to fraction form
    12,094.45/18,141.78 = 3,661.01/x
  3. Step 3: Cross multiply
    12,094.45x = 18,141.78 × 3,661.01
  4. Step 4: Simplify right side
    12,094.45x = 66,417,238.00
  5. Step 5: Solve for x
    x = 66,417,238.00/12,094.45
  6. Step 6: Final answer
    x = 5,491.55

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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.