Home / 4,081.71-5,635.14-2,590.89

Finding the Fourth Proportional to 4,081.71, 5,635.14 and 2,590.89

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Solution

The fourth proportional to 4,081.71, 5,635.14 and 2,590.89 is: 3,576.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081.71 : 5,635.14 = 2,590.89 : x
  2. Step 2: Convert to fraction form
    4,081.71/5,635.14 = 2,590.89/x
  3. Step 3: Cross multiply
    4,081.71x = 5,635.14 × 2,590.89
  4. Step 4: Simplify right side
    4,081.71x = 14,600,027.87
  5. Step 5: Solve for x
    x = 14,600,027.87/4,081.71
  6. Step 6: Final answer
    x = 3,576.94

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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.