Home / 6,654.90-9,183.75-3,670.92

Finding the Fourth Proportional to 6,654.90, 9,183.75 and 3,670.92

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Solution

The fourth proportional to 6,654.90, 9,183.75 and 3,670.92 is: 5,065.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,654.90 : 9,183.75 = 3,670.92 : x
  2. Step 2: Convert to fraction form
    6,654.90/9,183.75 = 3,670.92/x
  3. Step 3: Cross multiply
    6,654.90x = 9,183.75 × 3,670.92
  4. Step 4: Simplify right side
    6,654.90x = 33,712,811.55
  5. Step 5: Solve for x
    x = 33,712,811.55/6,654.90
  6. Step 6: Final answer
    x = 5,065.86

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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.