Home / 7,313.46-10,092.54-3,956.28

Finding the Fourth Proportional to 7,313.46, 10,092.54 and 3,956.28

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Solution

The fourth proportional to 7,313.46, 10,092.54 and 3,956.28 is: 5,459.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,313.46 : 10,092.54 = 3,956.28 : x
  2. Step 2: Convert to fraction form
    7,313.46/10,092.54 = 3,956.28/x
  3. Step 3: Cross multiply
    7,313.46x = 10,092.54 × 3,956.28
  4. Step 4: Simplify right side
    7,313.46x = 39,928,914.15
  5. Step 5: Solve for x
    x = 39,928,914.15/7,313.46
  6. Step 6: Final answer
    x = 5,459.65

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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.