Home / 8,056.45-12,083.76-3,377.18

Finding the Fourth Proportional to 8,056.45, 12,083.76 and 3,377.18

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Solution

The fourth proportional to 8,056.45, 12,083.76 and 3,377.18 is: 5,065.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,056.45 : 12,083.76 = 3,377.18 : x
  2. Step 2: Convert to fraction form
    8,056.45/12,083.76 = 3,377.18/x
  3. Step 3: Cross multiply
    8,056.45x = 12,083.76 × 3,377.18
  4. Step 4: Simplify right side
    8,056.45x = 40,809,032.60
  5. Step 5: Solve for x
    x = 40,809,032.60/8,056.45
  6. Step 6: Final answer
    x = 5,065.39

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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.