Home / 11,765.58-17,643.19-5,527.36

Finding the Fourth Proportional to 11,765.58, 17,643.19 and 5,527.36

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Solution

The fourth proportional to 11,765.58, 17,643.19 and 5,527.36 is: 8,288.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,765.58 : 17,643.19 = 5,527.36 : x
  2. Step 2: Convert to fraction form
    11,765.58/17,643.19 = 5,527.36/x
  3. Step 3: Cross multiply
    11,765.58x = 17,643.19 × 5,527.36
  4. Step 4: Simplify right side
    11,765.58x = 97,520,323.13
  5. Step 5: Solve for x
    x = 97,520,323.13/11,765.58
  6. Step 6: Final answer
    x = 8,288.61

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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.