Home / 12,238.06-18,360.03-3,804.30

Finding the Fourth Proportional to 12,238.06, 18,360.03 and 3,804.30

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Solution

The fourth proportional to 12,238.06, 18,360.03 and 3,804.30 is: 5,707.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,238.06 : 18,360.03 = 3,804.30 : x
  2. Step 2: Convert to fraction form
    12,238.06/18,360.03 = 3,804.30/x
  3. Step 3: Cross multiply
    12,238.06x = 18,360.03 × 3,804.30
  4. Step 4: Simplify right side
    12,238.06x = 69,847,062.13
  5. Step 5: Solve for x
    x = 69,847,062.13/12,238.06
  6. Step 6: Final answer
    x = 5,707.36

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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.