Home / 11,616.08-16,030.24-6,310.86

Finding the Fourth Proportional to 11,616.08, 16,030.24 and 6,310.86

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Solution

The fourth proportional to 11,616.08, 16,030.24 and 6,310.86 is: 8,709.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,616.08 : 16,030.24 = 6,310.86 : x
  2. Step 2: Convert to fraction form
    11,616.08/16,030.24 = 6,310.86/x
  3. Step 3: Cross multiply
    11,616.08x = 16,030.24 × 6,310.86
  4. Step 4: Simplify right side
    11,616.08x = 101,164,614.69
  5. Step 5: Solve for x
    x = 101,164,614.69/11,616.08
  6. Step 6: Final answer
    x = 8,709.02

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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.