Home / 5,711.37-8,562.78-2,422.35

Finding the Fourth Proportional to 5,711.37, 8,562.78 and 2,422.35

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Solution

The fourth proportional to 5,711.37, 8,562.78 and 2,422.35 is: 3,631.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,711.37 : 8,562.78 = 2,422.35 : x
  2. Step 2: Convert to fraction form
    5,711.37/8,562.78 = 2,422.35/x
  3. Step 3: Cross multiply
    5,711.37x = 8,562.78 × 2,422.35
  4. Step 4: Simplify right side
    5,711.37x = 20,742,050.13
  5. Step 5: Solve for x
    x = 20,742,050.13/5,711.37
  6. Step 6: Final answer
    x = 3,631.71

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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.