Home / 11,011.45-16,516.58-3,895.19

Finding the Fourth Proportional to 11,011.45, 16,516.58 and 3,895.19

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Solution

The fourth proportional to 11,011.45, 16,516.58 and 3,895.19 is: 5,842.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,011.45 : 16,516.58 = 3,895.19 : x
  2. Step 2: Convert to fraction form
    11,011.45/16,516.58 = 3,895.19/x
  3. Step 3: Cross multiply
    11,011.45x = 16,516.58 × 3,895.19
  4. Step 4: Simplify right side
    11,011.45x = 64,335,217.25
  5. Step 5: Solve for x
    x = 64,335,217.25/11,011.45
  6. Step 6: Final answer
    x = 5,842.57

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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.