Home / 8,052.40-12,104.20-7,591.60

Finding the Fourth Proportional to 8,052.40, 12,104.20 and 7,591.60

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Solution

The fourth proportional to 8,052.40, 12,104.20 and 7,591.60 is: 11,411.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,052.40 : 12,104.20 = 7,591.60 : x
  2. Step 2: Convert to fraction form
    8,052.40/12,104.20 = 7,591.60/x
  3. Step 3: Cross multiply
    8,052.40x = 12,104.20 × 7,591.60
  4. Step 4: Simplify right side
    8,052.40x = 91,890,244.72
  5. Step 5: Solve for x
    x = 91,890,244.72/8,052.40
  6. Step 6: Final answer
    x = 11,411.54

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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.