Home / 3,722.09-5,581.85-1,529.69

Finding the Fourth Proportional to 3,722.09, 5,581.85 and 1,529.69

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Solution

The fourth proportional to 3,722.09, 5,581.85 and 1,529.69 is: 2,294.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.09 : 5,581.85 = 1,529.69 : x
  2. Step 2: Convert to fraction form
    3,722.09/5,581.85 = 1,529.69/x
  3. Step 3: Cross multiply
    3,722.09x = 5,581.85 × 1,529.69
  4. Step 4: Simplify right side
    3,722.09x = 8,538,464.57
  5. Step 5: Solve for x
    x = 8,538,464.57/3,722.09
  6. Step 6: Final answer
    x = 2,294.00

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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.