Home / 5,551.58-8,321.29-2,432.07

Finding the Fourth Proportional to 5,551.58, 8,321.29 and 2,432.07

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Solution

The fourth proportional to 5,551.58, 8,321.29 and 2,432.07 is: 3,645.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.58 : 8,321.29 = 2,432.07 : x
  2. Step 2: Convert to fraction form
    5,551.58/8,321.29 = 2,432.07/x
  3. Step 3: Cross multiply
    5,551.58x = 8,321.29 × 2,432.07
  4. Step 4: Simplify right side
    5,551.58x = 20,237,953.69
  5. Step 5: Solve for x
    x = 20,237,953.69/5,551.58
  6. Step 6: Final answer
    x = 3,645.44

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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.