Home / 5,271.46-7,909.38-2,308.37

Finding the Fourth Proportional to 5,271.46, 7,909.38 and 2,308.37

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Solution

The fourth proportional to 5,271.46, 7,909.38 and 2,308.37 is: 3,463.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271.46 : 7,909.38 = 2,308.37 : x
  2. Step 2: Convert to fraction form
    5,271.46/7,909.38 = 2,308.37/x
  3. Step 3: Cross multiply
    5,271.46x = 7,909.38 × 2,308.37
  4. Step 4: Simplify right side
    5,271.46x = 18,257,797.83
  5. Step 5: Solve for x
    x = 18,257,797.83/5,271.46
  6. Step 6: Final answer
    x = 3,463.52

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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.