Home / 4,684.80-7,023.60-2,632.80

Finding the Fourth Proportional to 4,684.80, 7,023.60 and 2,632.80

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Solution

The fourth proportional to 4,684.80, 7,023.60 and 2,632.80 is: 3,947.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684.80 : 7,023.60 = 2,632.80 : x
  2. Step 2: Convert to fraction form
    4,684.80/7,023.60 = 2,632.80/x
  3. Step 3: Cross multiply
    4,684.80x = 7,023.60 × 2,632.80
  4. Step 4: Simplify right side
    4,684.80x = 18,491,734.08
  5. Step 5: Solve for x
    x = 18,491,734.08/4,684.80
  6. Step 6: Final answer
    x = 3,947.18

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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.