Home / 5,722.14-8,576.12-2,431.50

Finding the Fourth Proportional to 5,722.14, 8,576.12 and 2,431.50

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Solution

The fourth proportional to 5,722.14, 8,576.12 and 2,431.50 is: 3,644.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,722.14 : 8,576.12 = 2,431.50 : x
  2. Step 2: Convert to fraction form
    5,722.14/8,576.12 = 2,431.50/x
  3. Step 3: Cross multiply
    5,722.14x = 8,576.12 × 2,431.50
  4. Step 4: Simplify right side
    5,722.14x = 20,852,835.78
  5. Step 5: Solve for x
    x = 20,852,835.78/5,722.14
  6. Step 6: Final answer
    x = 3,644.24

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1.5x scale

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.