Home / 11,611.60-17,403.15-4,584.58

Finding the Fourth Proportional to 11,611.60, 17,403.15 and 4,584.58

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Solution

The fourth proportional to 11,611.60, 17,403.15 and 4,584.58 is: 6,871.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,611.60 : 17,403.15 = 4,584.58 : x
  2. Step 2: Convert to fraction form
    11,611.60/17,403.15 = 4,584.58/x
  3. Step 3: Cross multiply
    11,611.60x = 17,403.15 × 4,584.58
  4. Step 4: Simplify right side
    11,611.60x = 79,786,133.43
  5. Step 5: Solve for x
    x = 79,786,133.43/11,611.60
  6. Step 6: Final answer
    x = 6,871.24

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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.