Home / 3,488.58-4,814.09-2,162.26

Finding the Fourth Proportional to 3,488.58, 4,814.09 and 2,162.26

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Solution

The fourth proportional to 3,488.58, 4,814.09 and 2,162.26 is: 2,983.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.58 : 4,814.09 = 2,162.26 : x
  2. Step 2: Convert to fraction form
    3,488.58/4,814.09 = 2,162.26/x
  3. Step 3: Cross multiply
    3,488.58x = 4,814.09 × 2,162.26
  4. Step 4: Simplify right side
    3,488.58x = 10,409,314.24
  5. Step 5: Solve for x
    x = 10,409,314.24/3,488.58
  6. Step 6: Final answer
    x = 2,983.83

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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.