Home / 12,512.35-18,770.57-5,934.94

Finding the Fourth Proportional to 12,512.35, 18,770.57 and 5,934.94

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Solution

The fourth proportional to 12,512.35, 18,770.57 and 5,934.94 is: 8,903.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,512.35 : 18,770.57 = 5,934.94 : x
  2. Step 2: Convert to fraction form
    12,512.35/18,770.57 = 5,934.94/x
  3. Step 3: Cross multiply
    12,512.35x = 18,770.57 × 5,934.94
  4. Step 4: Simplify right side
    12,512.35x = 111,402,257.96
  5. Step 5: Solve for x
    x = 111,402,257.96/12,512.35
  6. Step 6: Final answer
    x = 8,903.39

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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.