Home / 3,664.10-5,492.55-3,275.30

Finding the Fourth Proportional to 3,664.10, 5,492.55 and 3,275.30

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Solution

The fourth proportional to 3,664.10, 5,492.55 and 3,275.30 is: 4,909.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.10 : 5,492.55 = 3,275.30 : x
  2. Step 2: Convert to fraction form
    3,664.10/5,492.55 = 3,275.30/x
  3. Step 3: Cross multiply
    3,664.10x = 5,492.55 × 3,275.30
  4. Step 4: Simplify right side
    3,664.10x = 17,989,749.02
  5. Step 5: Solve for x
    x = 17,989,749.02/3,664.10
  6. Step 6: Final answer
    x = 4,909.73

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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.