Home / 11,616.57-16,030.41-6,311.27

Finding the Fourth Proportional to 11,616.57, 16,030.41 and 6,311.27

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Solution

The fourth proportional to 11,616.57, 16,030.41 and 6,311.27 is: 8,709.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,616.57 : 16,030.41 = 6,311.27 : x
  2. Step 2: Convert to fraction form
    11,616.57/16,030.41 = 6,311.27/x
  3. Step 3: Cross multiply
    11,616.57x = 16,030.41 × 6,311.27
  4. Step 4: Simplify right side
    11,616.57x = 101,172,165.57
  5. Step 5: Solve for x
    x = 101,172,165.57/11,616.57
  6. Step 6: Final answer
    x = 8,709.30

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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.