Home / 2,291.58-3,440.88-2,019.96

Finding the Fourth Proportional to 2,291.58, 3,440.88 and 2,019.96

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Solution

The fourth proportional to 2,291.58, 3,440.88 and 2,019.96 is: 3,033.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291.58 : 3,440.88 = 2,019.96 : x
  2. Step 2: Convert to fraction form
    2,291.58/3,440.88 = 2,019.96/x
  3. Step 3: Cross multiply
    2,291.58x = 3,440.88 × 2,019.96
  4. Step 4: Simplify right side
    2,291.58x = 6,950,439.96
  5. Step 5: Solve for x
    x = 6,950,439.96/2,291.58
  6. Step 6: Final answer
    x = 3,033.03

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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.