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Finding the Fourth Proportional to 8,504.52, 11,733.40 and 5,148.40

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Solution

The fourth proportional to 8,504.52, 11,733.40 and 5,148.40 is: 7,103.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,504.52 : 11,733.40 = 5,148.40 : x
  2. Step 2: Convert to fraction form
    8,504.52/11,733.40 = 5,148.40/x
  3. Step 3: Cross multiply
    8,504.52x = 11,733.40 × 5,148.40
  4. Step 4: Simplify right side
    8,504.52x = 60,408,236.56
  5. Step 5: Solve for x
    x = 60,408,236.56/8,504.52
  6. Step 6: Final answer
    x = 7,103.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.