Home / 5,546.93-7,654.75-3,311.81

Finding the Fourth Proportional to 5,546.93, 7,654.75 and 3,311.81

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Solution

The fourth proportional to 5,546.93, 7,654.75 and 3,311.81 is: 4,570.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,546.93 : 7,654.75 = 3,311.81 : x
  2. Step 2: Convert to fraction form
    5,546.93/7,654.75 = 3,311.81/x
  3. Step 3: Cross multiply
    5,546.93x = 7,654.75 × 3,311.81
  4. Step 4: Simplify right side
    5,546.93x = 25,351,099.91
  5. Step 5: Solve for x
    x = 25,351,099.91/5,546.93
  6. Step 6: Final answer
    x = 4,570.29

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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.