Home / 8,545.21-11,791.99-6,306.27

Finding the Fourth Proportional to 8,545.21, 11,791.99 and 6,306.27

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Solution

The fourth proportional to 8,545.21, 11,791.99 and 6,306.27 is: 8,702.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545.21 : 11,791.99 = 6,306.27 : x
  2. Step 2: Convert to fraction form
    8,545.21/11,791.99 = 6,306.27/x
  3. Step 3: Cross multiply
    8,545.21x = 11,791.99 × 6,306.27
  4. Step 4: Simplify right side
    8,545.21x = 74,363,486.49
  5. Step 5: Solve for x
    x = 74,363,486.49/8,545.21
  6. Step 6: Final answer
    x = 8,702.36

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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.