Home / 3,651.09-5,040.11-2,663.89

Finding the Fourth Proportional to 3,651.09, 5,040.11 and 2,663.89

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Solution

The fourth proportional to 3,651.09, 5,040.11 and 2,663.89 is: 3,677.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651.09 : 5,040.11 = 2,663.89 : x
  2. Step 2: Convert to fraction form
    3,651.09/5,040.11 = 2,663.89/x
  3. Step 3: Cross multiply
    3,651.09x = 5,040.11 × 2,663.89
  4. Step 4: Simplify right side
    3,651.09x = 13,426,285.31
  5. Step 5: Solve for x
    x = 13,426,285.31/3,651.09
  6. Step 6: Final answer
    x = 3,677.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.