Home / 11,973.09-16,522.08-6,936.90

Finding the Fourth Proportional to 11,973.09, 16,522.08 and 6,936.90

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Solution

The fourth proportional to 11,973.09, 16,522.08 and 6,936.90 is: 9,572.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,973.09 : 16,522.08 = 6,936.90 : x
  2. Step 2: Convert to fraction form
    11,973.09/16,522.08 = 6,936.90/x
  3. Step 3: Cross multiply
    11,973.09x = 16,522.08 × 6,936.90
  4. Step 4: Simplify right side
    11,973.09x = 114,612,016.75
  5. Step 5: Solve for x
    x = 114,612,016.75/11,973.09
  6. Step 6: Final answer
    x = 9,572.47

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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.