Home / 2,455.66-3,679.62-2,245.96

Finding the Fourth Proportional to 2,455.66, 3,679.62 and 2,245.96

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Solution

The fourth proportional to 2,455.66, 3,679.62 and 2,245.96 is: 3,365.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455.66 : 3,679.62 = 2,245.96 : x
  2. Step 2: Convert to fraction form
    2,455.66/3,679.62 = 2,245.96/x
  3. Step 3: Cross multiply
    2,455.66x = 3,679.62 × 2,245.96
  4. Step 4: Simplify right side
    2,455.66x = 8,264,279.34
  5. Step 5: Solve for x
    x = 8,264,279.34/2,455.66
  6. Step 6: Final answer
    x = 3,365.40

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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.