Home / 6,936.40-9,572.26-3,792.58

Finding the Fourth Proportional to 6,936.40, 9,572.26 and 3,792.58

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Solution

The fourth proportional to 6,936.40, 9,572.26 and 3,792.58 is: 5,233.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936.40 : 9,572.26 = 3,792.58 : x
  2. Step 2: Convert to fraction form
    6,936.40/9,572.26 = 3,792.58/x
  3. Step 3: Cross multiply
    6,936.40x = 9,572.26 × 3,792.58
  4. Step 4: Simplify right side
    6,936.40x = 36,303,561.83
  5. Step 5: Solve for x
    x = 36,303,561.83/6,936.40
  6. Step 6: Final answer
    x = 5,233.78

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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.