Home / 8,440.50-12,628.63-5,096.44

Finding the Fourth Proportional to 8,440.50, 12,628.63 and 5,096.44

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Solution

The fourth proportional to 8,440.50, 12,628.63 and 5,096.44 is: 7,625.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,440.50 : 12,628.63 = 5,096.44 : x
  2. Step 2: Convert to fraction form
    8,440.50/12,628.63 = 5,096.44/x
  3. Step 3: Cross multiply
    8,440.50x = 12,628.63 × 5,096.44
  4. Step 4: Simplify right side
    8,440.50x = 64,361,029.60
  5. Step 5: Solve for x
    x = 64,361,029.60/8,440.50
  6. Step 6: Final answer
    x = 7,625.26

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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.