Home / 6,928.38-9,560.78-4,096.02

Finding the Fourth Proportional to 6,928.38, 9,560.78 and 4,096.02

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Solution

The fourth proportional to 6,928.38, 9,560.78 and 4,096.02 is: 5,652.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,928.38 : 9,560.78 = 4,096.02 : x
  2. Step 2: Convert to fraction form
    6,928.38/9,560.78 = 4,096.02/x
  3. Step 3: Cross multiply
    6,928.38x = 9,560.78 × 4,096.02
  4. Step 4: Simplify right side
    6,928.38x = 39,161,125.62
  5. Step 5: Solve for x
    x = 39,161,125.62/6,928.38
  6. Step 6: Final answer
    x = 5,652.28

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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.