Home / 3,659.45-5,492.25-1,581.03

Finding the Fourth Proportional to 3,659.45, 5,492.25 and 1,581.03

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Solution

The fourth proportional to 3,659.45, 5,492.25 and 1,581.03 is: 2,372.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,659.45 : 5,492.25 = 1,581.03 : x
  2. Step 2: Convert to fraction form
    3,659.45/5,492.25 = 1,581.03/x
  3. Step 3: Cross multiply
    3,659.45x = 5,492.25 × 1,581.03
  4. Step 4: Simplify right side
    3,659.45x = 8,683,412.02
  5. Step 5: Solve for x
    x = 8,683,412.02/3,659.45
  6. Step 6: Final answer
    x = 2,372.88

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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.