Home / 8,616.08-11,896.80-6,263.84

Finding the Fourth Proportional to 8,616.08, 11,896.80 and 6,263.84

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Solution

The fourth proportional to 8,616.08, 11,896.80 and 6,263.84 is: 8,648.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,616.08 : 11,896.80 = 6,263.84 : x
  2. Step 2: Convert to fraction form
    8,616.08/11,896.80 = 6,263.84/x
  3. Step 3: Cross multiply
    8,616.08x = 11,896.80 × 6,263.84
  4. Step 4: Simplify right side
    8,616.08x = 74,519,651.71
  5. Step 5: Solve for x
    x = 74,519,651.71/8,616.08
  6. Step 6: Final answer
    x = 8,648.90

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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.