Home / 5,486.28-8,234.21-4,862.99

Finding the Fourth Proportional to 5,486.28, 8,234.21 and 4,862.99

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Solution

The fourth proportional to 5,486.28, 8,234.21 and 4,862.99 is: 7,298.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486.28 : 8,234.21 = 4,862.99 : x
  2. Step 2: Convert to fraction form
    5,486.28/8,234.21 = 4,862.99/x
  3. Step 3: Cross multiply
    5,486.28x = 8,234.21 × 4,862.99
  4. Step 4: Simplify right side
    5,486.28x = 40,042,839.96
  5. Step 5: Solve for x
    x = 40,042,839.96/5,486.28
  6. Step 6: Final answer
    x = 7,298.72

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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.