Home / 5,308.20-7,323.23-3,069.68

Finding the Fourth Proportional to 5,308.20, 7,323.23 and 3,069.68

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Solution

The fourth proportional to 5,308.20, 7,323.23 and 3,069.68 is: 4,234.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308.20 : 7,323.23 = 3,069.68 : x
  2. Step 2: Convert to fraction form
    5,308.20/7,323.23 = 3,069.68/x
  3. Step 3: Cross multiply
    5,308.20x = 7,323.23 × 3,069.68
  4. Step 4: Simplify right side
    5,308.20x = 22,479,943.72
  5. Step 5: Solve for x
    x = 22,479,943.72/5,308.20
  6. Step 6: Final answer
    x = 4,234.95

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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.