Home / 3,493.96-4,821.52-1,922.04

Finding the Fourth Proportional to 3,493.96, 4,821.52 and 1,922.04

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Solution

The fourth proportional to 3,493.96, 4,821.52 and 1,922.04 is: 2,652.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493.96 : 4,821.52 = 1,922.04 : x
  2. Step 2: Convert to fraction form
    3,493.96/4,821.52 = 1,922.04/x
  3. Step 3: Cross multiply
    3,493.96x = 4,821.52 × 1,922.04
  4. Step 4: Simplify right side
    3,493.96x = 9,267,154.30
  5. Step 5: Solve for x
    x = 9,267,154.30/3,493.96
  6. Step 6: Final answer
    x = 2,652.34

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1.5x scale

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.