Home / 6,866.91-9,476.28-3,842.02

Finding the Fourth Proportional to 6,866.91, 9,476.28 and 3,842.02

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Solution

The fourth proportional to 6,866.91, 9,476.28 and 3,842.02 is: 5,301.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,866.91 : 9,476.28 = 3,842.02 : x
  2. Step 2: Convert to fraction form
    6,866.91/9,476.28 = 3,842.02/x
  3. Step 3: Cross multiply
    6,866.91x = 9,476.28 × 3,842.02
  4. Step 4: Simplify right side
    6,866.91x = 36,408,057.29
  5. Step 5: Solve for x
    x = 36,408,057.29/6,866.91
  6. Step 6: Final answer
    x = 5,301.96

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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.