Home / 4,904.40-7,359.60-1,982.40

Finding the Fourth Proportional to 4,904.40, 7,359.60 and 1,982.40

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Solution

The fourth proportional to 4,904.40, 7,359.60 and 1,982.40 is: 2,974.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,904.40 : 7,359.60 = 1,982.40 : x
  2. Step 2: Convert to fraction form
    4,904.40/7,359.60 = 1,982.40/x
  3. Step 3: Cross multiply
    4,904.40x = 7,359.60 × 1,982.40
  4. Step 4: Simplify right side
    4,904.40x = 14,589,671.04
  5. Step 5: Solve for x
    x = 14,589,671.04/4,904.40
  6. Step 6: Final answer
    x = 2,974.81

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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.