Home / 2,226.98-3,073.18-1,590.09

Finding the Fourth Proportional to 2,226.98, 3,073.18 and 1,590.09

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Solution

The fourth proportional to 2,226.98, 3,073.18 and 1,590.09 is: 2,194.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.98 : 3,073.18 = 1,590.09 : x
  2. Step 2: Convert to fraction form
    2,226.98/3,073.18 = 1,590.09/x
  3. Step 3: Cross multiply
    2,226.98x = 3,073.18 × 1,590.09
  4. Step 4: Simplify right side
    2,226.98x = 4,886,624.84
  5. Step 5: Solve for x
    x = 4,886,624.84/2,226.98
  6. Step 6: Final answer
    x = 2,194.28

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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.