Home / 7,725.04-11,587.20-3,104.80

Finding the Fourth Proportional to 7,725.04, 11,587.20 and 3,104.80

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Solution

The fourth proportional to 7,725.04, 11,587.20 and 3,104.80 is: 4,657.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,725.04 : 11,587.20 = 3,104.80 : x
  2. Step 2: Convert to fraction form
    7,725.04/11,587.20 = 3,104.80/x
  3. Step 3: Cross multiply
    7,725.04x = 11,587.20 × 3,104.80
  4. Step 4: Simplify right side
    7,725.04x = 35,975,938.56
  5. Step 5: Solve for x
    x = 35,975,938.56/7,725.04
  6. Step 6: Final answer
    x = 4,657.06

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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.