Home / 11,087.80-16,631.68-4,512.52

Finding the Fourth Proportional to 11,087.80, 16,631.68 and 4,512.52

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Solution

The fourth proportional to 11,087.80, 16,631.68 and 4,512.52 is: 6,768.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,087.80 : 16,631.68 = 4,512.52 : x
  2. Step 2: Convert to fraction form
    11,087.80/16,631.68 = 4,512.52/x
  3. Step 3: Cross multiply
    11,087.80x = 16,631.68 × 4,512.52
  4. Step 4: Simplify right side
    11,087.80x = 75,050,788.63
  5. Step 5: Solve for x
    x = 75,050,788.63/11,087.80
  6. Step 6: Final answer
    x = 6,768.77

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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.