Home / 4,920.54-7,382.06-1,634.55

Finding the Fourth Proportional to 4,920.54, 7,382.06 and 1,634.55

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Solution

The fourth proportional to 4,920.54, 7,382.06 and 1,634.55 is: 2,452.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920.54 : 7,382.06 = 1,634.55 : x
  2. Step 2: Convert to fraction form
    4,920.54/7,382.06 = 1,634.55/x
  3. Step 3: Cross multiply
    4,920.54x = 7,382.06 × 1,634.55
  4. Step 4: Simplify right side
    4,920.54x = 12,066,346.17
  5. Step 5: Solve for x
    x = 12,066,346.17/4,920.54
  6. Step 6: Final answer
    x = 2,452.24

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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.