Home / 3,305.45-4,955.10-1,660.07

Finding the Fourth Proportional to 3,305.45, 4,955.10 and 1,660.07

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Solution

The fourth proportional to 3,305.45, 4,955.10 and 1,660.07 is: 2,488.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.45 : 4,955.10 = 1,660.07 : x
  2. Step 2: Convert to fraction form
    3,305.45/4,955.10 = 1,660.07/x
  3. Step 3: Cross multiply
    3,305.45x = 4,955.10 × 1,660.07
  4. Step 4: Simplify right side
    3,305.45x = 8,225,812.86
  5. Step 5: Solve for x
    x = 8,225,812.86/3,305.45
  6. Step 6: Final answer
    x = 2,488.56

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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.