Home / 8,545.30-11,791.90-4,960.36

Finding the Fourth Proportional to 8,545.30, 11,791.90 and 4,960.36

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Solution

The fourth proportional to 8,545.30, 11,791.90 and 4,960.36 is: 6,844.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545.30 : 11,791.90 = 4,960.36 : x
  2. Step 2: Convert to fraction form
    8,545.30/11,791.90 = 4,960.36/x
  3. Step 3: Cross multiply
    8,545.30x = 11,791.90 × 4,960.36
  4. Step 4: Simplify right side
    8,545.30x = 58,492,137.14
  5. Step 5: Solve for x
    x = 58,492,137.14/8,545.30
  6. Step 6: Final answer
    x = 6,844.95

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1.5x scale

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.