Home / 11,842.38-17,736.84-6,904.62

Finding the Fourth Proportional to 11,842.38, 17,736.84 and 6,904.62

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Solution

The fourth proportional to 11,842.38, 17,736.84 and 6,904.62 is: 10,341.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,842.38 : 17,736.84 = 6,904.62 : x
  2. Step 2: Convert to fraction form
    11,842.38/17,736.84 = 6,904.62/x
  3. Step 3: Cross multiply
    11,842.38x = 17,736.84 × 6,904.62
  4. Step 4: Simplify right side
    11,842.38x = 122,466,140.20
  5. Step 5: Solve for x
    x = 122,466,140.20/11,842.38
  6. Step 6: Final answer
    x = 10,341.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.