Home / 8,451.41-12,672.75-2,903.26

Finding the Fourth Proportional to 8,451.41, 12,672.75 and 2,903.26

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Solution

The fourth proportional to 8,451.41, 12,672.75 and 2,903.26 is: 4,353.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,451.41 : 12,672.75 = 2,903.26 : x
  2. Step 2: Convert to fraction form
    8,451.41/12,672.75 = 2,903.26/x
  3. Step 3: Cross multiply
    8,451.41x = 12,672.75 × 2,903.26
  4. Step 4: Simplify right side
    8,451.41x = 36,792,224.80
  5. Step 5: Solve for x
    x = 36,792,224.80/8,451.41
  6. Step 6: Final answer
    x = 4,353.38

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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.