Home / 5,538.80-8,308.20-4,562.48

Finding the Fourth Proportional to 5,538.80, 8,308.20 and 4,562.48

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Solution

The fourth proportional to 5,538.80, 8,308.20 and 4,562.48 is: 6,843.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.80 : 8,308.20 = 4,562.48 : x
  2. Step 2: Convert to fraction form
    5,538.80/8,308.20 = 4,562.48/x
  3. Step 3: Cross multiply
    5,538.80x = 8,308.20 × 4,562.48
  4. Step 4: Simplify right side
    5,538.80x = 37,905,996.34
  5. Step 5: Solve for x
    x = 37,905,996.34/5,538.80
  6. Step 6: Final answer
    x = 6,843.72

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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.