Home / 3,669.09-5,495.85-2,885.37

Finding the Fourth Proportional to 3,669.09, 5,495.85 and 2,885.37

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Solution

The fourth proportional to 3,669.09, 5,495.85 and 2,885.37 is: 4,321.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.09 : 5,495.85 = 2,885.37 : x
  2. Step 2: Convert to fraction form
    3,669.09/5,495.85 = 2,885.37/x
  3. Step 3: Cross multiply
    3,669.09x = 5,495.85 × 2,885.37
  4. Step 4: Simplify right side
    3,669.09x = 15,857,560.71
  5. Step 5: Solve for x
    x = 15,857,560.71/3,669.09
  6. Step 6: Final answer
    x = 4,321.93

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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.