Home / 11,011.23-16,516.85-6,078.15

Finding the Fourth Proportional to 11,011.23, 16,516.85 and 6,078.15

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Solution

The fourth proportional to 11,011.23, 16,516.85 and 6,078.15 is: 9,117.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,011.23 : 16,516.85 = 6,078.15 : x
  2. Step 2: Convert to fraction form
    11,011.23/16,516.85 = 6,078.15/x
  3. Step 3: Cross multiply
    11,011.23x = 16,516.85 × 6,078.15
  4. Step 4: Simplify right side
    11,011.23x = 100,391,861.44
  5. Step 5: Solve for x
    x = 100,391,861.44/11,011.23
  6. Step 6: Final answer
    x = 9,117.23

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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.