Home / 12,238.36-16,888.62-6,933.04

Finding the Fourth Proportional to 12,238.36, 16,888.62 and 6,933.04

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Solution

The fourth proportional to 12,238.36, 16,888.62 and 6,933.04 is: 9,567.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,238.36 : 16,888.62 = 6,933.04 : x
  2. Step 2: Convert to fraction form
    12,238.36/16,888.62 = 6,933.04/x
  3. Step 3: Cross multiply
    12,238.36x = 16,888.62 × 6,933.04
  4. Step 4: Simplify right side
    12,238.36x = 117,089,478.00
  5. Step 5: Solve for x
    x = 117,089,478.00/12,238.36
  6. Step 6: Final answer
    x = 9,567.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.