Home / 11,327.38-16,986.72-6,130.42

Finding the Fourth Proportional to 11,327.38, 16,986.72 and 6,130.42

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Solution

The fourth proportional to 11,327.38, 16,986.72 and 6,130.42 is: 9,193.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,327.38 : 16,986.72 = 6,130.42 : x
  2. Step 2: Convert to fraction form
    11,327.38/16,986.72 = 6,130.42/x
  3. Step 3: Cross multiply
    11,327.38x = 16,986.72 × 6,130.42
  4. Step 4: Simplify right side
    11,327.38x = 104,135,728.02
  5. Step 5: Solve for x
    x = 104,135,728.02/11,327.38
  6. Step 6: Final answer
    x = 9,193.28

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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.