Home / 3,492.40-5,233.20-2,941.60

Finding the Fourth Proportional to 3,492.40, 5,233.20 and 2,941.60

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Solution

The fourth proportional to 3,492.40, 5,233.20 and 2,941.60 is: 4,407.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,492.40 : 5,233.20 = 2,941.60 : x
  2. Step 2: Convert to fraction form
    3,492.40/5,233.20 = 2,941.60/x
  3. Step 3: Cross multiply
    3,492.40x = 5,233.20 × 2,941.60
  4. Step 4: Simplify right side
    3,492.40x = 15,393,981.12
  5. Step 5: Solve for x
    x = 15,393,981.12/3,492.40
  6. Step 6: Final answer
    x = 4,407.85

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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.