Home / 8,733.72-13,104.05-3,187.43

Finding the Fourth Proportional to 8,733.72, 13,104.05 and 3,187.43

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Solution

The fourth proportional to 8,733.72, 13,104.05 and 3,187.43 is: 4,782.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,733.72 : 13,104.05 = 3,187.43 : x
  2. Step 2: Convert to fraction form
    8,733.72/13,104.05 = 3,187.43/x
  3. Step 3: Cross multiply
    8,733.72x = 13,104.05 × 3,187.43
  4. Step 4: Simplify right side
    8,733.72x = 41,768,160.63
  5. Step 5: Solve for x
    x = 41,768,160.63/8,733.72
  6. Step 6: Final answer
    x = 4,782.40

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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.