Home / 7,471.08-11,209.48-3,308.20

Finding the Fourth Proportional to 7,471.08, 11,209.48 and 3,308.20

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Solution

The fourth proportional to 7,471.08, 11,209.48 and 3,308.20 is: 4,963.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,471.08 : 11,209.48 = 3,308.20 : x
  2. Step 2: Convert to fraction form
    7,471.08/11,209.48 = 3,308.20/x
  3. Step 3: Cross multiply
    7,471.08x = 11,209.48 × 3,308.20
  4. Step 4: Simplify right side
    7,471.08x = 37,083,165.44
  5. Step 5: Solve for x
    x = 37,083,165.44/7,471.08
  6. Step 6: Final answer
    x = 4,963.56

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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.