Home / 8,177.73-12,266.64-2,912.95

Finding the Fourth Proportional to 8,177.73, 12,266.64 and 2,912.95

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Solution

The fourth proportional to 8,177.73, 12,266.64 and 2,912.95 is: 4,369.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177.73 : 12,266.64 = 2,912.95 : x
  2. Step 2: Convert to fraction form
    8,177.73/12,266.64 = 2,912.95/x
  3. Step 3: Cross multiply
    8,177.73x = 12,266.64 × 2,912.95
  4. Step 4: Simplify right side
    8,177.73x = 35,732,108.99
  5. Step 5: Solve for x
    x = 35,732,108.99/8,177.73
  6. Step 6: Final answer
    x = 4,369.44

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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.