Home / 5,582.38-8,375.01-2,117.74

Finding the Fourth Proportional to 5,582.38, 8,375.01 and 2,117.74

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Solution

The fourth proportional to 5,582.38, 8,375.01 and 2,117.74 is: 3,177.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,582.38 : 8,375.01 = 2,117.74 : x
  2. Step 2: Convert to fraction form
    5,582.38/8,375.01 = 2,117.74/x
  3. Step 3: Cross multiply
    5,582.38x = 8,375.01 × 2,117.74
  4. Step 4: Simplify right side
    5,582.38x = 17,736,093.68
  5. Step 5: Solve for x
    x = 17,736,093.68/5,582.38
  6. Step 6: Final answer
    x = 3,177.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.