Home / 3,678.24-5,513.46-2,010.66

Finding the Fourth Proportional to 3,678.24, 5,513.46 and 2,010.66

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Solution

The fourth proportional to 3,678.24, 5,513.46 and 2,010.66 is: 3,013.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678.24 : 5,513.46 = 2,010.66 : x
  2. Step 2: Convert to fraction form
    3,678.24/5,513.46 = 2,010.66/x
  3. Step 3: Cross multiply
    3,678.24x = 5,513.46 × 2,010.66
  4. Step 4: Simplify right side
    3,678.24x = 11,085,693.48
  5. Step 5: Solve for x
    x = 11,085,693.48/3,678.24
  6. Step 6: Final answer
    x = 3,013.86

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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.