Home / 3,581.91-5,375.60-1,606.77

Finding the Fourth Proportional to 3,581.91, 5,375.60 and 1,606.77

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Solution

The fourth proportional to 3,581.91, 5,375.60 and 1,606.77 is: 2,411.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581.91 : 5,375.60 = 1,606.77 : x
  2. Step 2: Convert to fraction form
    3,581.91/5,375.60 = 1,606.77/x
  3. Step 3: Cross multiply
    3,581.91x = 5,375.60 × 1,606.77
  4. Step 4: Simplify right side
    3,581.91x = 8,637,352.81
  5. Step 5: Solve for x
    x = 8,637,352.81/3,581.91
  6. Step 6: Final answer
    x = 2,411.38

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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.