Home / 4,920.04-7,380.06-4,052.52

Finding the Fourth Proportional to 4,920.04, 7,380.06 and 4,052.52

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Solution

The fourth proportional to 4,920.04, 7,380.06 and 4,052.52 is: 6,078.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920.04 : 7,380.06 = 4,052.52 : x
  2. Step 2: Convert to fraction form
    4,920.04/7,380.06 = 4,052.52/x
  3. Step 3: Cross multiply
    4,920.04x = 7,380.06 × 4,052.52
  4. Step 4: Simplify right side
    4,920.04x = 29,907,840.75
  5. Step 5: Solve for x
    x = 29,907,840.75/4,920.04
  6. Step 6: Final answer
    x = 6,078.78

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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.