Home / 6,141.44-8,476.55-3,902.88

Finding the Fourth Proportional to 6,141.44, 8,476.55 and 3,902.88

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Solution

The fourth proportional to 6,141.44, 8,476.55 and 3,902.88 is: 5,386.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,141.44 : 8,476.55 = 3,902.88 : x
  2. Step 2: Convert to fraction form
    6,141.44/8,476.55 = 3,902.88/x
  3. Step 3: Cross multiply
    6,141.44x = 8,476.55 × 3,902.88
  4. Step 4: Simplify right side
    6,141.44x = 33,082,924.84
  5. Step 5: Solve for x
    x = 33,082,924.84/6,141.44
  6. Step 6: Final answer
    x = 5,386.84

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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.