Home / 8,771.88-13,155.95-2,530.73

Finding the Fourth Proportional to 8,771.88, 13,155.95 and 2,530.73

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Solution

The fourth proportional to 8,771.88, 13,155.95 and 2,530.73 is: 3,795.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,771.88 : 13,155.95 = 2,530.73 : x
  2. Step 2: Convert to fraction form
    8,771.88/13,155.95 = 2,530.73/x
  3. Step 3: Cross multiply
    8,771.88x = 13,155.95 × 2,530.73
  4. Step 4: Simplify right side
    8,771.88x = 33,294,078.91
  5. Step 5: Solve for x
    x = 33,294,078.91/8,771.88
  6. Step 6: Final answer
    x = 3,795.55

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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.