Home / 6,654.57-9,183.56-3,670.80

Finding the Fourth Proportional to 6,654.57, 9,183.56 and 3,670.80

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Solution

The fourth proportional to 6,654.57, 9,183.56 and 3,670.80 is: 5,065.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,654.57 : 9,183.56 = 3,670.80 : x
  2. Step 2: Convert to fraction form
    6,654.57/9,183.56 = 3,670.80/x
  3. Step 3: Cross multiply
    6,654.57x = 9,183.56 × 3,670.80
  4. Step 4: Simplify right side
    6,654.57x = 33,710,993.69
  5. Step 5: Solve for x
    x = 33,710,993.69/6,654.57
  6. Step 6: Final answer
    x = 5,065.84

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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.