Home / 8,677.41-13,016.08-2,103.59

Finding the Fourth Proportional to 8,677.41, 13,016.08 and 2,103.59

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Solution

The fourth proportional to 8,677.41, 13,016.08 and 2,103.59 is: 3,155.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,677.41 : 13,016.08 = 2,103.59 : x
  2. Step 2: Convert to fraction form
    8,677.41/13,016.08 = 2,103.59/x
  3. Step 3: Cross multiply
    8,677.41x = 13,016.08 × 2,103.59
  4. Step 4: Simplify right side
    8,677.41x = 27,380,495.73
  5. Step 5: Solve for x
    x = 27,380,495.73/8,677.41
  6. Step 6: Final answer
    x = 3,155.38

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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.