Home / 11,666.24-17,489.68-4,641.92

Finding the Fourth Proportional to 11,666.24, 17,489.68 and 4,641.92

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Solution

The fourth proportional to 11,666.24, 17,489.68 and 4,641.92 is: 6,959.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,666.24 : 17,489.68 = 4,641.92 : x
  2. Step 2: Convert to fraction form
    11,666.24/17,489.68 = 4,641.92/x
  3. Step 3: Cross multiply
    11,666.24x = 17,489.68 × 4,641.92
  4. Step 4: Simplify right side
    11,666.24x = 81,185,695.39
  5. Step 5: Solve for x
    x = 81,185,695.39/11,666.24
  6. Step 6: Final answer
    x = 6,959.03

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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.