Home / 7,335.36-11,004.72-2,141.28

Finding the Fourth Proportional to 7,335.36, 11,004.72 and 2,141.28

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Solution

The fourth proportional to 7,335.36, 11,004.72 and 2,141.28 is: 3,212.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,335.36 : 11,004.72 = 2,141.28 : x
  2. Step 2: Convert to fraction form
    7,335.36/11,004.72 = 2,141.28/x
  3. Step 3: Cross multiply
    7,335.36x = 11,004.72 × 2,141.28
  4. Step 4: Simplify right side
    7,335.36x = 23,564,186.84
  5. Step 5: Solve for x
    x = 23,564,186.84/7,335.36
  6. Step 6: Final answer
    x = 3,212.41

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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.