Home / 5,929.68-8,185.92-3,692.28

Finding the Fourth Proportional to 5,929.68, 8,185.92 and 3,692.28

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Solution

The fourth proportional to 5,929.68, 8,185.92 and 3,692.28 is: 5,097.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,929.68 : 8,185.92 = 3,692.28 : x
  2. Step 2: Convert to fraction form
    5,929.68/8,185.92 = 3,692.28/x
  3. Step 3: Cross multiply
    5,929.68x = 8,185.92 × 3,692.28
  4. Step 4: Simplify right side
    5,929.68x = 30,224,708.70
  5. Step 5: Solve for x
    x = 30,224,708.70/5,929.68
  6. Step 6: Final answer
    x = 5,097.19

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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.