Home / 5,610.51-8,414.55-2,100.38

Finding the Fourth Proportional to 5,610.51, 8,414.55 and 2,100.38

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Solution

The fourth proportional to 5,610.51, 8,414.55 and 2,100.38 is: 3,150.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,610.51 : 8,414.55 = 2,100.38 : x
  2. Step 2: Convert to fraction form
    5,610.51/8,414.55 = 2,100.38/x
  3. Step 3: Cross multiply
    5,610.51x = 8,414.55 × 2,100.38
  4. Step 4: Simplify right side
    5,610.51x = 17,673,710.46
  5. Step 5: Solve for x
    x = 17,673,710.46/5,610.51
  6. Step 6: Final answer
    x = 3,150.11

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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.