Home / 3,522.84-4,861.56-1,929.53

Finding the Fourth Proportional to 3,522.84, 4,861.56 and 1,929.53

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Solution

The fourth proportional to 3,522.84, 4,861.56 and 1,929.53 is: 2,662.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522.84 : 4,861.56 = 1,929.53 : x
  2. Step 2: Convert to fraction form
    3,522.84/4,861.56 = 1,929.53/x
  3. Step 3: Cross multiply
    3,522.84x = 4,861.56 × 1,929.53
  4. Step 4: Simplify right side
    3,522.84x = 9,380,501.56
  5. Step 5: Solve for x
    x = 9,380,501.56/3,522.84
  6. Step 6: Final answer
    x = 2,662.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.