Home / 2,635.18-3,949.46-2,305.34

Finding the Fourth Proportional to 2,635.18, 3,949.46 and 2,305.34

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Solution

The fourth proportional to 2,635.18, 3,949.46 and 2,305.34 is: 3,455.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635.18 : 3,949.46 = 2,305.34 : x
  2. Step 2: Convert to fraction form
    2,635.18/3,949.46 = 2,305.34/x
  3. Step 3: Cross multiply
    2,635.18x = 3,949.46 × 2,305.34
  4. Step 4: Simplify right side
    2,635.18x = 9,104,848.12
  5. Step 5: Solve for x
    x = 9,104,848.12/2,635.18
  6. Step 6: Final answer
    x = 3,455.11

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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.