Home / 11,630.04-17,447.78-3,838.84

Finding the Fourth Proportional to 11,630.04, 17,447.78 and 3,838.84

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Solution

The fourth proportional to 11,630.04, 17,447.78 and 3,838.84 is: 5,759.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,630.04 : 17,447.78 = 3,838.84 : x
  2. Step 2: Convert to fraction form
    11,630.04/17,447.78 = 3,838.84/x
  3. Step 3: Cross multiply
    11,630.04x = 17,447.78 × 3,838.84
  4. Step 4: Simplify right side
    11,630.04x = 66,979,235.78
  5. Step 5: Solve for x
    x = 66,979,235.78/11,630.04
  6. Step 6: Final answer
    x = 5,759.16

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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.