Home / 7,582.38-11,368.36-3,882.12

Finding the Fourth Proportional to 7,582.38, 11,368.36 and 3,882.12

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Solution

The fourth proportional to 7,582.38, 11,368.36 and 3,882.12 is: 5,820.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,582.38 : 11,368.36 = 3,882.12 : x
  2. Step 2: Convert to fraction form
    7,582.38/11,368.36 = 3,882.12/x
  3. Step 3: Cross multiply
    7,582.38x = 11,368.36 × 3,882.12
  4. Step 4: Simplify right side
    7,582.38x = 44,133,337.72
  5. Step 5: Solve for x
    x = 44,133,337.72/7,582.38
  6. Step 6: Final answer
    x = 5,820.51

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