Home / 8,816.58-13,226.69-3,886.11

Finding the Fourth Proportional to 8,816.58, 13,226.69 and 3,886.11

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Solution

The fourth proportional to 8,816.58, 13,226.69 and 3,886.11 is: 5,829.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,816.58 : 13,226.69 = 3,886.11 : x
  2. Step 2: Convert to fraction form
    8,816.58/13,226.69 = 3,886.11/x
  3. Step 3: Cross multiply
    8,816.58x = 13,226.69 × 3,886.11
  4. Step 4: Simplify right side
    8,816.58x = 51,400,381.99
  5. Step 5: Solve for x
    x = 51,400,381.99/8,816.58
  6. Step 6: Final answer
    x = 5,829.97

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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.