Home / 5,530.62-8,288.37-2,928.36

Finding the Fourth Proportional to 5,530.62, 8,288.37 and 2,928.36

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Solution

The fourth proportional to 5,530.62, 8,288.37 and 2,928.36 is: 4,388.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530.62 : 8,288.37 = 2,928.36 : x
  2. Step 2: Convert to fraction form
    5,530.62/8,288.37 = 2,928.36/x
  3. Step 3: Cross multiply
    5,530.62x = 8,288.37 × 2,928.36
  4. Step 4: Simplify right side
    5,530.62x = 24,271,331.17
  5. Step 5: Solve for x
    x = 24,271,331.17/5,530.62
  6. Step 6: Final answer
    x = 4,388.54

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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.