Home / 7,997.55-11,040.08-5,902.35

Finding the Fourth Proportional to 7,997.55, 11,040.08 and 5,902.35

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Solution

The fourth proportional to 7,997.55, 11,040.08 and 5,902.35 is: 8,147.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,997.55 : 11,040.08 = 5,902.35 : x
  2. Step 2: Convert to fraction form
    7,997.55/11,040.08 = 5,902.35/x
  3. Step 3: Cross multiply
    7,997.55x = 11,040.08 × 5,902.35
  4. Step 4: Simplify right side
    7,997.55x = 65,162,386.68
  5. Step 5: Solve for x
    x = 65,162,386.68/7,997.55
  6. Step 6: Final answer
    x = 8,147.79

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.