Home / 4,051.43-5,590.97-2,188.43

Finding the Fourth Proportional to 4,051.43, 5,590.97 and 2,188.43

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Solution

The fourth proportional to 4,051.43, 5,590.97 and 2,188.43 is: 3,020.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,051.43 : 5,590.97 = 2,188.43 : x
  2. Step 2: Convert to fraction form
    4,051.43/5,590.97 = 2,188.43/x
  3. Step 3: Cross multiply
    4,051.43x = 5,590.97 × 2,188.43
  4. Step 4: Simplify right side
    4,051.43x = 12,235,418.52
  5. Step 5: Solve for x
    x = 12,235,418.52/4,051.43
  6. Step 6: Final answer
    x = 3,020.03

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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.