Home / 5,311.08-7,967.40-3,576

Finding the Fourth Proportional to 5,311.08, 7,967.40 and 3,576

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Solution

The fourth proportional to 5,311.08, 7,967.40 and 3,576 is: 5,364.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,311.08 : 7,967.40 = 3,576 : x
  2. Step 2: Convert to fraction form
    5,311.08/7,967.40 = 3,576/x
  3. Step 3: Cross multiply
    5,311.08x = 7,967.40 × 3,576
  4. Step 4: Simplify right side
    5,311.08x = 28,491,422.40
  5. Step 5: Solve for x
    x = 28,491,422.40/5,311.08
  6. Step 6: Final answer
    x = 5,364.53

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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.