Home / 9,264.43-12,785.12-5,072.95

Finding the Fourth Proportional to 9,264.43, 12,785.12 and 5,072.95

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Solution

The fourth proportional to 9,264.43, 12,785.12 and 5,072.95 is: 7,000.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,264.43 : 12,785.12 = 5,072.95 : x
  2. Step 2: Convert to fraction form
    9,264.43/12,785.12 = 5,072.95/x
  3. Step 3: Cross multiply
    9,264.43x = 12,785.12 × 5,072.95
  4. Step 4: Simplify right side
    9,264.43x = 64,858,249.14
  5. Step 5: Solve for x
    x = 64,858,249.14/9,264.43
  6. Step 6: Final answer
    x = 7,000.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.