Home / 4,454.04-6,680.94-1,821.42

Finding the Fourth Proportional to 4,454.04, 6,680.94 and 1,821.42

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Solution

The fourth proportional to 4,454.04, 6,680.94 and 1,821.42 is: 2,732.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,454.04 : 6,680.94 = 1,821.42 : x
  2. Step 2: Convert to fraction form
    4,454.04/6,680.94 = 1,821.42/x
  3. Step 3: Cross multiply
    4,454.04x = 6,680.94 × 1,821.42
  4. Step 4: Simplify right side
    4,454.04x = 12,168,797.73
  5. Step 5: Solve for x
    x = 12,168,797.73/4,454.04
  6. Step 6: Final answer
    x = 2,732.08

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1.5x scale

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.