Home / 7,104.04-10,656.60-5,179.48

Finding the Fourth Proportional to 7,104.04, 10,656.60 and 5,179.48

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Solution

The fourth proportional to 7,104.04, 10,656.60 and 5,179.48 is: 7,769.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,104.04 : 10,656.60 = 5,179.48 : x
  2. Step 2: Convert to fraction form
    7,104.04/10,656.60 = 5,179.48/x
  3. Step 3: Cross multiply
    7,104.04x = 10,656.60 × 5,179.48
  4. Step 4: Simplify right side
    7,104.04x = 55,195,646.57
  5. Step 5: Solve for x
    x = 55,195,646.57/7,104.04
  6. Step 6: Final answer
    x = 7,769.61

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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.