Home / 11,238.93-16,859.25-3,447.99

Finding the Fourth Proportional to 11,238.93, 16,859.25 and 3,447.99

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Solution

The fourth proportional to 11,238.93, 16,859.25 and 3,447.99 is: 5,172.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,238.93 : 16,859.25 = 3,447.99 : x
  2. Step 2: Convert to fraction form
    11,238.93/16,859.25 = 3,447.99/x
  3. Step 3: Cross multiply
    11,238.93x = 16,859.25 × 3,447.99
  4. Step 4: Simplify right side
    11,238.93x = 58,130,525.41
  5. Step 5: Solve for x
    x = 58,130,525.41/11,238.93
  6. Step 6: Final answer
    x = 5,172.25

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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.