Home / 10,973.28-16,451.64-3,573.32

Finding the Fourth Proportional to 10,973.28, 16,451.64 and 3,573.32

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Solution

The fourth proportional to 10,973.28, 16,451.64 and 3,573.32 is: 5,357.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,973.28 : 16,451.64 = 3,573.32 : x
  2. Step 2: Convert to fraction form
    10,973.28/16,451.64 = 3,573.32/x
  3. Step 3: Cross multiply
    10,973.28x = 16,451.64 × 3,573.32
  4. Step 4: Simplify right side
    10,973.28x = 58,786,974.24
  5. Step 5: Solve for x
    x = 58,786,974.24/10,973.28
  6. Step 6: Final answer
    x = 5,357.28

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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.