Home / 9,133.36-13,699.96-2,207.84

Finding the Fourth Proportional to 9,133.36, 13,699.96 and 2,207.84

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Solution

The fourth proportional to 9,133.36, 13,699.96 and 2,207.84 is: 3,311.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,133.36 : 13,699.96 = 2,207.84 : x
  2. Step 2: Convert to fraction form
    9,133.36/13,699.96 = 2,207.84/x
  3. Step 3: Cross multiply
    9,133.36x = 13,699.96 × 2,207.84
  4. Step 4: Simplify right side
    9,133.36x = 30,247,319.69
  5. Step 5: Solve for x
    x = 30,247,319.69/9,133.36
  6. Step 6: Final answer
    x = 3,311.74

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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.