Home / 3,590.39-4,953.32-2,648.43

Finding the Fourth Proportional to 3,590.39, 4,953.32 and 2,648.43

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Solution

The fourth proportional to 3,590.39, 4,953.32 and 2,648.43 is: 3,653.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.39 : 4,953.32 = 2,648.43 : x
  2. Step 2: Convert to fraction form
    3,590.39/4,953.32 = 2,648.43/x
  3. Step 3: Cross multiply
    3,590.39x = 4,953.32 × 2,648.43
  4. Step 4: Simplify right side
    3,590.39x = 13,118,508.05
  5. Step 5: Solve for x
    x = 13,118,508.05/3,590.39
  6. Step 6: Final answer
    x = 3,653.79

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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.