Home / 8,018.85-12,030.36-3,337.38

Finding the Fourth Proportional to 8,018.85, 12,030.36 and 3,337.38

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Solution

The fourth proportional to 8,018.85, 12,030.36 and 3,337.38 is: 5,006.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018.85 : 12,030.36 = 3,337.38 : x
  2. Step 2: Convert to fraction form
    8,018.85/12,030.36 = 3,337.38/x
  3. Step 3: Cross multiply
    8,018.85x = 12,030.36 × 3,337.38
  4. Step 4: Simplify right side
    8,018.85x = 40,149,882.86
  5. Step 5: Solve for x
    x = 40,149,882.86/8,018.85
  6. Step 6: Final answer
    x = 5,006.94

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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.