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Finding the Fourth Proportional to 11,773.68, 17,660.40 and 3,008.58

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Solution

The fourth proportional to 11,773.68, 17,660.40 and 3,008.58 is: 4,512.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,773.68 : 17,660.40 = 3,008.58 : x
  2. Step 2: Convert to fraction form
    11,773.68/17,660.40 = 3,008.58/x
  3. Step 3: Cross multiply
    11,773.68x = 17,660.40 × 3,008.58
  4. Step 4: Simplify right side
    11,773.68x = 53,132,726.23
  5. Step 5: Solve for x
    x = 53,132,726.23/11,773.68
  6. Step 6: Final answer
    x = 4,512.84

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1.5x scale

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.