Home / 5,247.42-7,869.96-4,375.50

Finding the Fourth Proportional to 5,247.42, 7,869.96 and 4,375.50

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Solution

The fourth proportional to 5,247.42, 7,869.96 and 4,375.50 is: 6,562.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,247.42 : 7,869.96 = 4,375.50 : x
  2. Step 2: Convert to fraction form
    5,247.42/7,869.96 = 4,375.50/x
  3. Step 3: Cross multiply
    5,247.42x = 7,869.96 × 4,375.50
  4. Step 4: Simplify right side
    5,247.42x = 34,435,009.98
  5. Step 5: Solve for x
    x = 34,435,009.98/5,247.42
  6. Step 6: Final answer
    x = 6,562.27

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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.