Home / 7,268.40-10,902.60-6,706.80

Finding the Fourth Proportional to 7,268.40, 10,902.60 and 6,706.80

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Solution

The fourth proportional to 7,268.40, 10,902.60 and 6,706.80 is: 10,060.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268.40 : 10,902.60 = 6,706.80 : x
  2. Step 2: Convert to fraction form
    7,268.40/10,902.60 = 6,706.80/x
  3. Step 3: Cross multiply
    7,268.40x = 10,902.60 × 6,706.80
  4. Step 4: Simplify right side
    7,268.40x = 73,121,557.68
  5. Step 5: Solve for x
    x = 73,121,557.68/7,268.40
  6. Step 6: Final answer
    x = 10,060.20

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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.