Home / 3,265.60-4,895.04-3,181.28

Finding the Fourth Proportional to 3,265.60, 4,895.04 and 3,181.28

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Solution

The fourth proportional to 3,265.60, 4,895.04 and 3,181.28 is: 4,768.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,265.60 : 4,895.04 = 3,181.28 : x
  2. Step 2: Convert to fraction form
    3,265.60/4,895.04 = 3,181.28/x
  3. Step 3: Cross multiply
    3,265.60x = 4,895.04 × 3,181.28
  4. Step 4: Simplify right side
    3,265.60x = 15,572,492.85
  5. Step 5: Solve for x
    x = 15,572,492.85/3,265.60
  6. Step 6: Final answer
    x = 4,768.65

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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.