Home / 7,868.97-11,792.12-4,537.09

Finding the Fourth Proportional to 7,868.97, 11,792.12 and 4,537.09

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Solution

The fourth proportional to 7,868.97, 11,792.12 and 4,537.09 is: 6,799.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,868.97 : 11,792.12 = 4,537.09 : x
  2. Step 2: Convert to fraction form
    7,868.97/11,792.12 = 4,537.09/x
  3. Step 3: Cross multiply
    7,868.97x = 11,792.12 × 4,537.09
  4. Step 4: Simplify right side
    7,868.97x = 53,501,836.09
  5. Step 5: Solve for x
    x = 53,501,836.09/7,868.97
  6. Step 6: Final answer
    x = 6,799.09

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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.