Home / 11,685.61-17,494.39-6,125.77

Finding the Fourth Proportional to 11,685.61, 17,494.39 and 6,125.77

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Solution

The fourth proportional to 11,685.61, 17,494.39 and 6,125.77 is: 9,170.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,685.61 : 17,494.39 = 6,125.77 : x
  2. Step 2: Convert to fraction form
    11,685.61/17,494.39 = 6,125.77/x
  3. Step 3: Cross multiply
    11,685.61x = 17,494.39 × 6,125.77
  4. Step 4: Simplify right side
    11,685.61x = 107,166,609.43
  5. Step 5: Solve for x
    x = 107,166,609.43/11,685.61
  6. Step 6: Final answer
    x = 9,170.82

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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.