Home / 4,051.44-5,590.99-2,188.44

Finding the Fourth Proportional to 4,051.44, 5,590.99 and 2,188.44

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Solution

The fourth proportional to 4,051.44, 5,590.99 and 2,188.44 is: 3,020.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,051.44 : 5,590.99 = 2,188.44 : x
  2. Step 2: Convert to fraction form
    4,051.44/5,590.99 = 2,188.44/x
  3. Step 3: Cross multiply
    4,051.44x = 5,590.99 × 2,188.44
  4. Step 4: Simplify right side
    4,051.44x = 12,235,535.21
  5. Step 5: Solve for x
    x = 12,235,535.21/4,051.44
  6. Step 6: Final answer
    x = 3,020.05

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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.