Home / 3,936.09-5,907.57-2,088.57

Finding the Fourth Proportional to 3,936.09, 5,907.57 and 2,088.57

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Solution

The fourth proportional to 3,936.09, 5,907.57 and 2,088.57 is: 3,134.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936.09 : 5,907.57 = 2,088.57 : x
  2. Step 2: Convert to fraction form
    3,936.09/5,907.57 = 2,088.57/x
  3. Step 3: Cross multiply
    3,936.09x = 5,907.57 × 2,088.57
  4. Step 4: Simplify right side
    3,936.09x = 12,338,373.47
  5. Step 5: Solve for x
    x = 12,338,373.47/3,936.09
  6. Step 6: Final answer
    x = 3,134.68

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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.