Home / 9,214.75-13,822.08-2,640.93

Finding the Fourth Proportional to 9,214.75, 13,822.08 and 2,640.93

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Solution

The fourth proportional to 9,214.75, 13,822.08 and 2,640.93 is: 3,961.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214.75 : 13,822.08 = 2,640.93 : x
  2. Step 2: Convert to fraction form
    9,214.75/13,822.08 = 2,640.93/x
  3. Step 3: Cross multiply
    9,214.75x = 13,822.08 × 2,640.93
  4. Step 4: Simplify right side
    9,214.75x = 36,503,145.73
  5. Step 5: Solve for x
    x = 36,503,145.73/9,214.75
  6. Step 6: Final answer
    x = 3,961.38

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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.