Home / 11,769.98-16,241.67-6,465.14

Finding the Fourth Proportional to 11,769.98, 16,241.67 and 6,465.14

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Solution

The fourth proportional to 11,769.98, 16,241.67 and 6,465.14 is: 8,921.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,769.98 : 16,241.67 = 6,465.14 : x
  2. Step 2: Convert to fraction form
    11,769.98/16,241.67 = 6,465.14/x
  3. Step 3: Cross multiply
    11,769.98x = 16,241.67 × 6,465.14
  4. Step 4: Simplify right side
    11,769.98x = 105,004,670.38
  5. Step 5: Solve for x
    x = 105,004,670.38/11,769.98
  6. Step 6: Final answer
    x = 8,921.40

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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.