Home / 8,145.34-12,218.02-2,950

Finding the Fourth Proportional to 8,145.34, 12,218.02 and 2,950

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Solution

The fourth proportional to 8,145.34, 12,218.02 and 2,950 is: 4,425.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,145.34 : 12,218.02 = 2,950 : x
  2. Step 2: Convert to fraction form
    8,145.34/12,218.02 = 2,950/x
  3. Step 3: Cross multiply
    8,145.34x = 12,218.02 × 2,950
  4. Step 4: Simplify right side
    8,145.34x = 36,043,159
  5. Step 5: Solve for x
    x = 36,043,159/8,145.34
  6. Step 6: Final answer
    x = 4,425.00

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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.