Home / 5,922.40-8,878.37-2,415.34

Finding the Fourth Proportional to 5,922.40, 8,878.37 and 2,415.34

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Solution

The fourth proportional to 5,922.40, 8,878.37 and 2,415.34 is: 3,620.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,922.40 : 8,878.37 = 2,415.34 : x
  2. Step 2: Convert to fraction form
    5,922.40/8,878.37 = 2,415.34/x
  3. Step 3: Cross multiply
    5,922.40x = 8,878.37 × 2,415.34
  4. Step 4: Simplify right side
    5,922.40x = 21,444,270.12
  5. Step 5: Solve for x
    x = 21,444,270.12/5,922.40
  6. Step 6: Final answer
    x = 3,620.88

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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.