Home / 8,816.04-13,226.49-3,889.62

Finding the Fourth Proportional to 8,816.04, 13,226.49 and 3,889.62

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Solution

The fourth proportional to 8,816.04, 13,226.49 and 3,889.62 is: 5,835.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,816.04 : 13,226.49 = 3,889.62 : x
  2. Step 2: Convert to fraction form
    8,816.04/13,226.49 = 3,889.62/x
  3. Step 3: Cross multiply
    8,816.04x = 13,226.49 × 3,889.62
  4. Step 4: Simplify right side
    8,816.04x = 51,446,020.03
  5. Step 5: Solve for x
    x = 51,446,020.03/8,816.04
  6. Step 6: Final answer
    x = 5,835.50

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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.