Home / 10,619.92-15,932.44-4,464.40

Finding the Fourth Proportional to 10,619.92, 15,932.44 and 4,464.40

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Solution

The fourth proportional to 10,619.92, 15,932.44 and 4,464.40 is: 6,697.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,619.92 : 15,932.44 = 4,464.40 : x
  2. Step 2: Convert to fraction form
    10,619.92/15,932.44 = 4,464.40/x
  3. Step 3: Cross multiply
    10,619.92x = 15,932.44 × 4,464.40
  4. Step 4: Simplify right side
    10,619.92x = 71,128,785.14
  5. Step 5: Solve for x
    x = 71,128,785.14/10,619.92
  6. Step 6: Final answer
    x = 6,697.68

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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.