Home / 5,311.02-7,958.23-3,359.13

Finding the Fourth Proportional to 5,311.02, 7,958.23 and 3,359.13

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Solution

The fourth proportional to 5,311.02, 7,958.23 and 3,359.13 is: 5,033.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,311.02 : 7,958.23 = 3,359.13 : x
  2. Step 2: Convert to fraction form
    5,311.02/7,958.23 = 3,359.13/x
  3. Step 3: Cross multiply
    5,311.02x = 7,958.23 × 3,359.13
  4. Step 4: Simplify right side
    5,311.02x = 26,732,729.14
  5. Step 5: Solve for x
    x = 26,732,729.14/5,311.02
  6. Step 6: Final answer
    x = 5,033.45

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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.