Home / 5,525.10-7,624.05-3,286.68

Finding the Fourth Proportional to 5,525.10, 7,624.05 and 3,286.68

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Solution

The fourth proportional to 5,525.10, 7,624.05 and 3,286.68 is: 4,535.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,525.10 : 7,624.05 = 3,286.68 : x
  2. Step 2: Convert to fraction form
    5,525.10/7,624.05 = 3,286.68/x
  3. Step 3: Cross multiply
    5,525.10x = 7,624.05 × 3,286.68
  4. Step 4: Simplify right side
    5,525.10x = 25,057,812.65
  5. Step 5: Solve for x
    x = 25,057,812.65/5,525.10
  6. Step 6: Final answer
    x = 4,535.27

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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.