Home / 8,760.50-13,132.93-3,212.54

Finding the Fourth Proportional to 8,760.50, 13,132.93 and 3,212.54

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Solution

The fourth proportional to 8,760.50, 13,132.93 and 3,212.54 is: 4,815.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,760.50 : 13,132.93 = 3,212.54 : x
  2. Step 2: Convert to fraction form
    8,760.50/13,132.93 = 3,212.54/x
  3. Step 3: Cross multiply
    8,760.50x = 13,132.93 × 3,212.54
  4. Step 4: Simplify right side
    8,760.50x = 42,190,087.74
  5. Step 5: Solve for x
    x = 42,190,087.74/8,760.50
  6. Step 6: Final answer
    x = 4,815.95

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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.