Home / 4,813.38-7,218.60-2,040

Finding the Fourth Proportional to 4,813.38, 7,218.60 and 2,040

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Solution

The fourth proportional to 4,813.38, 7,218.60 and 2,040 is: 3,059.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.38 : 7,218.60 = 2,040 : x
  2. Step 2: Convert to fraction form
    4,813.38/7,218.60 = 2,040/x
  3. Step 3: Cross multiply
    4,813.38x = 7,218.60 × 2,040
  4. Step 4: Simplify right side
    4,813.38x = 14,725,944
  5. Step 5: Solve for x
    x = 14,725,944/4,813.38
  6. Step 6: Final answer
    x = 3,059.38

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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.