Home / 7,386.06-11,079.60-3,003.60

Finding the Fourth Proportional to 7,386.06, 11,079.60 and 3,003.60

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Solution

The fourth proportional to 7,386.06, 11,079.60 and 3,003.60 is: 4,505.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.06 : 11,079.60 = 3,003.60 : x
  2. Step 2: Convert to fraction form
    7,386.06/11,079.60 = 3,003.60/x
  3. Step 3: Cross multiply
    7,386.06x = 11,079.60 × 3,003.60
  4. Step 4: Simplify right side
    7,386.06x = 33,278,686.56
  5. Step 5: Solve for x
    x = 33,278,686.56/7,386.06
  6. Step 6: Final answer
    x = 4,505.61

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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.